Full list of industrialists

Chemical analysis - Oil analysis (mechanical, hydraulic) - Hardness testing - Solid analysis - Metallurgical analysis - Design and manufacture of laboratory instruments - Design and manufacturing of laboratory tools - Design and manufacture of non-destructive examination systems - Control of precious metals - Dimensional control - Non-destructive testing (performance) - Non-destructive testing (internal use) - Contrôle non destructif par tomographie - Contrôle non destructif par ultrason - Eddy current - X-ray diffractometry - Industrial distributor - Deep drawing - Mechanical and fatigue testing (internal use) - Calibration of measuring equipment - Metallographic examination - Métalic additive manufacturing (analysis) - Metrology (on customer site) - Contactless metrology (vision probe, optical sensor, laser scanner) - Performance - Contactless metrology (vision probe, optical sensor, laser scanner) – Internal use - Spectrometer (analysis, measurement, control) - Mechanical resistance tests

Shearing - Finishing (cutting to length) - Ferrous / non-ferrous metal products (processing and sales) - Straightening - Slitting - Contract slitting - Slitting with edge finishing

Hardness testing - Assembly (gluing, welding, riveting) - Assembly / Wiring - Assembly of sub-assemblies / Electrical / electronic assemblies - Assembly of sub-assemblies, electromechanical, mechatronic, mechanical assemblies with a volume > 5cm3 - Mechanical engineering office - Molding design office - Methods office / Industrialization - Design and manufacture of cutting and stamping tools - Design and manufacture of precision tooling - Design and manufacture of press tooling - Design and manufacturing of progressive dies - Design and manufacturing of rework tools - Conception et fabrication d’outils suisses - Design and manufacture of mold - Design and manufacture of springs - Contacting by crimping - Contacting by welding - Multi-slide press cutting - Traditional press cutting - Degreasing / Cleaning / Washing - Tribo-finishing deburring - Wire EDM <Ø 0,10 - Non-destructive testing equipments calibration - Calibration of measuring equipment - Dimensional calibration - Flat spring manufacturer - Manufacturing of tools for cutting - Manufacture of press tools - Strip milling - Industrialization of products / processes - Technology integrator - Micro slitting - Prototypes (design) - Prototypes (manufacturing) - Slitting - Retrofit for tools - Overmolding - Metal and plastic-based overmoulding - Vacuum heat treatment

Assembly / Wiring - Assembly of sub-assemblies, electromechanical, mechatronic, mechanical assemblies with a volume > 5000 cm3 - Conception et intégration de solutions logistiques - Industrial moving - Dismantling of production tools - Packaging and wrapping - Packaging (clean room) - Packaging (grey room) - Lifting and heavy handling

Chemical pickling (deoxidation) - Degreasing / Cleaning / Washing - Chemical metal deposition (copper plating) - Chemical metal deposition (gold plating) - Chemical metal deposition (nickel plating) - Electroplating (silver plating) - Electrolytic metal deposition (copper plating) - Electrolytic metal deposition (gold plating) - Electrolytic metal deposition (palladium) - Electrolytic metal deposition (rhodium) - Electroplating - Polishing (grinding)

Process automation - Mechanical engineering office - Mechatronics design office - Design and manufacture of cutting tools - Design and manufacture of mold - Cutting and bending of high precision metal parts - Cutting and bending of precision metal parts - Cutting on automatic press machine - Traditional press cutting - Special assembly machines (auto / semi-auto) - Maintenance of tools - Prototypes (manufacturing) - Camera control system

Assembly / Wiring - Dimensional control - Free-cutting < Ø3 mm - Free-cutting > Ø60 mm - Free-cutting >10 000 parts - Free-cutting >100 000 parts - Free-cutting >50 000 parts - Free-cutting from 10 to 1000 parts - Free-cutting from 1001 to 10 000 pièces - Free-cutting from Ø10 mm to Ø20 mm - Free-cutting: from cutting thickness Ø20 mm to Ø32 mm - Free-cutting from Ø3 mm à Ø10 mm - Free-cutting from Ø32 mm to Ø60 mm - Free-cutting : from cutting thickness > 100 mm à 200 mm - Free-cutting: cutting thickness > 200 mm - Free-cutting: from cutting thickness > 50 mm to 100 mm - Free-cutting: from cutting thickness > to 2 mm à 50 mm - Free-cutting: from cutting thickness 0,2 to 2 mm - Prototypical and unit free-cutting < 10 parts) - Manufacturer of luxury items - Manufacturing of non implantable medical devices - Engraving - Laser (engraving and marking) - Metrology with contact (rolling) - Performance - Metrology with contact (rolling) - Internal use - Contactless metrology (vision probe, optical sensor, laser scanner) - Performance - Contactless metrology (vision probe, optical sensor, laser scanner) – Internal use - Micro machining - Micro screw-cutting - Micromechanics - Microdrilling - Knurling - Ultrasonic cleaning - Polishing - Prototypes (small series manufacturing) - Prototypes (manufacturing) - Tournage < Ø 20 mm - Tournage 2 axes - Tournage 3 axes - Tournage 4 axes - Tournage 5 axes - Lathe-turning / large series (> 10,000 parts) - Lathe-turning / medium series (from 1,001 to 10,000 parts) - Multifunctional latheturning - Tournage Ø de 20 à 200 mm - Lathe-turning / small series (from 11 to 1,000 parts) - Prototypical and unit latheturning (< 10 parts) - High-speed machining / 5 axis /small series (from 10 to 1000 pièces) between 350 cm3 and 1000 cm3 - Hard material machining - Polymer machining

Industrial moving - Dismantling of production tools - Lifting and heavy handling - Maintenance of production equipment - Maintenance of press machines - Industrial maintenance - Industrial maintenance in the nuclear environment - Maintenance of machine tools - Assembly of machining - Transfer to press

Engraving - Chemical etching - Laser (engraving and marking)

Technical industrial adhesives - Adhesive system - Regulatory Affairs - Methods office / Industrialization - Dimensional control - Non-destructive testing (performance) - Free-cutting from 10 to 1000 parts - Free-cutting from Ø10 mm to Ø20 mm - Free-cutting from Ø3 mm à Ø10 mm - Prototypical and unit free-cutting < 10 parts) - Shafts and fluted hubs manufacturing - Manufacturing of assemblies and sub-assemblies - Manufacture of sub-assemblies and assemblies for special machines - Proto milling - Serial milling - Vertical milling - Chemical etching - Mechanical engraving - Maintenance of tools - General mechanics - General precision mechanics - Mechanical welding - Metrology (laboratory) - Metrology with contact (rolling) - Performance - Contract production - Prototypes (small series manufacturing) - Prototypes (manufacturing) - Prototypes (all metals) - Centerless grinding - External cynlindrical grinding - Grinding of splined shafts and worm - Milling of shafts - Tournage 3 axes - Tournage 4 axes - Tournage Ø 401 mm à 1000 mm - Tournage Ø de 20 à 200 mm - Lathe-turning / small series (from 11 to 1,000 parts) - Prototypical and unit latheturning (< 10 parts) - High-speed machining/ 3 axis / medium series (de 1001 à 10 000 parts) > 1000 cm3 - High-speed machining / 3 axis /small series (from 10 to 1000 parts) > 1000 cm3 - High-speed machining / 3 axis /prototype and unit (< 10 parts) > 1000 cm3 - High-speed machining / 4 axis / medium series (from 1001 to 10 000 parts) > 1000 cm3 - High-speed machining / 4 axis /small series (from 10 to 1000 parts) > 1000 cm3 - Usinage / 4 axes /prototype and unit (< 10 parts) > 1000 cm3 - High speed machining / 5 axis / small series (de 10 à 1000 pièces) > 5000 cm3 - High-speed machining/ 5 axis /small series (from 10 to 1000 parts) > 1000 cm3 - High-speed machining/ 5 axis /prototype and unit (< 10 parts) > 1000 cm3 - Usinage / 5 axes /prototype et unitaire (< 10 pièces) > 5000 cm3 - Hard material machining

Maintenance of production equipment - Electromechanical maintenance - Industrial maintenance - Curative industrial maintenance - Predictive industrial maintenance - Preventive industrial maintenance - Maintenance of special machines - Maintenance of machine tools

Assembly of sub-assemblies, electromechanical, mechatronic, mechanical assemblies with a volume > 5cm3 - Co-development of products - Dimensional control - Mechanical pickling (polishing) - Free-cutting from 10 to 1000 parts - Free-cutting from 1001 to 10 000 pièces - Traditional press cutting - Deep drawing - Serial milling - Microblasting - Micromechanics - Surface grinding - Sandblasting - Milling of gears rack-and-pinion - Milling of straight-toothed meshing gears - Milling of helical pinions - Tournage 5 axes - Lathe-turning / medium series (from 1,001 to 10,000 parts) - Multifunctional latheturning - Tournage Ø de 20 à 200 mm - Lathe-turning / small series (from 11 to 1,000 parts) - Prototypical and unit latheturning (< 10 parts) - Steel wire transformation - Tube processing - High-speed machining / 5 axis /small series (from 10 to 1000 parts) < 350 cm3 - Hard material machining - Base metal machining - Precious metal machining

Manufacturing of assemblies and sub-assemblies - Laser (combined / punching) - Laser (cutting) - Laser (welding) - Liquid paint - Powder painting (epoxy / electrostatic) - Pliage robotisé - Punching machine - Prototypes (small series manufacturing) - Crimping - Robotic welding - Aluminium welding - Spot welding - Precision sheet metal work - Industrial sheet metal work

Brushing - Robotic brushing - Methods office / Industrialization - Mechanical pickling (deburring) - Mechanical stripping (tumbling) - Cutting and bending of precision metal parts - Fine cutting - Cutting, bending, rolling, high precision stamping - Electrolytic metal deposition (zinc plating) - Deburring / Emerging / Grinding - Tribo-finishing deburring - Packaging and wrapping - Feasibility studies - Cold forming - Vertical milling - Engraving - Laser (cutting) - Laser (engraving and marking) - Laser (subcontracting) - Laser (machining) - Metalwork - Finishing (edge finishing) - Folding - Polishing - Ferrous / non-ferrous metal products (processing and sales) - Straightening - Collaborative robots - Tapping - Precision sheet metal work - Industrial sheet metal work - Base metal machining - Electrolytic zinc plating

Assembly (gluing, welding, riveting) - Broaching - Mechanical engineering office - Bending - Dimensional control - Wire EDM > Ø 0,20 - Cutting tools manufacturing - Manufacturing of tools for cutting - Shafts and fluted hubs manufacturing - Manufacturing of assemblies and sub-assemblies - Manufacture of chain sprockets - Straight-toothed meshing gears manufacturing - Manufacture of punch-die - Manufacture of sub-assemblies and assemblies for special machines - Large size milling - Horizontal milling - Proto milling - Serial milling - Vertical milling - Mechanical engraving - Laser (engraving and marking) - Marquage par micro percussion - General mechanics - General precision mechanics - Mechanical welding - Knurling - Assembly of machining - Repair of mechanical assemblies - Traditional welding / brazing - Aluminium welding - Tournage 2 axes - Tournage 3 axes - Tournage 4 axes - Tournage 5 axes - Multifunctional latheturning - Hard material machining - Base metal machining

Assembly (gluing, welding, riveting) - Plated steel boilermaking - Aluminium boilermaking - Design and manufacture of road signage - Mechanical pickling (shot blasting) - Lacquering - Laser (cutting) - Laser (testing) - Laser (subcontracting) - Mechanical welding - Painting (lacquering) - Painting (plastification) - Industrial paint - Liquid paint - Liquid spray paint - Powder painting (epoxy / electrostatic) - Painting on aluminium foundry, cast iron, steels - Folding - Sandblasting - Industrial locksmithing - Aluminium welding - Welding under qualification - Powder coating

Assembly of sub-assemblies / Electrical / electronic assemblies - Assembly of chronometric sub-assemblies - Assembly of sub-assemblies, electromechanical, mechatronic, mechanical assemblies with a volume < 0,1 cm3 - Assembly of sub-assemblies, electromechanical, mechatronic, mechanical assemblies with a volume < 1cm3 - Assembly of sub-assemblies, electromechanical, mechatronic, mechanical assemblies with a volume < 5cm3 - Assembly of sub-assemblies, electromechanical, mechatronic, mechanical assemblies with a volume > 1000 cm3 - Assembly of sub-assemblies, electromechanical, mechatronic, mechanical assemblies with a volume > 50cm3 - Assembly of sub-assemblies, electromechanical, mechatronic, mechanical assemblies with a volume > 500cm3 - Assembly of sub-assemblies, electromechanical, mechatronic, mechanical assemblies with a volume > 5000 cm3 - Assembly of sub-assemblies, electromechanical, mechatronic, mechanical assemblies with a volume > 5cm3 - Robotic design office - Mechanical engineering office - Industrial lighting design and manufacturing - Design and manufacture of press tooling - Design and manufacture of automotive products - Dimensional control - Contrôle non destructif par tomographie - Degreasing / Cleaning / Washing - Tribo-finishing deburring - Manufacture of foundry tools - Manufacture of press tools - Manufacturing of tools for plastic injection - Aluminium alloy casting - Fonderie alliage spéciaux - Fonderie aluminium - Other metals foundry - Fonderie coquille - Die casting - Fonderie sous pression - Fonderie V-process et sable - Industrial furnaces for foundry and heat treatments - Horizontal milling - Serial milling - Vertical milling - Engraving - Shot blasting - Injection aluminium sous pression - Laser (engraving and marking) - V Process - Industrial paint - Prototypes (design) - Prototypes (small series manufacturing) - Spectrometer (analysis, measurement, control) - Overmolding - Camera control system - Pad printing - High-speed machining / 3 axis /large series (>10 000 parts) < 350 cm3 - High-speed machining / 4 axis / medium series (from 1001 to 10 000 parts) < 350 cm3 - High-speed machining / 4 axis /large series (>10 000 parts) < 350 cm3 - High-speed machining / 5 axis /small series (from 10 to 1000 parts) < 350 cm3

Assembly (gluing, welding, riveting) - Process automation - Mechanical engineering office - Bending on high speed presses - Clinching - Co-development of products - Design and manufacture of cutting tools - Design and manufacture of precision tooling - Design and manufacture of press tooling - Design and manufacturing of complex products tooling - Design and manufacturing of progressive dies - Contacting by crimping - Contacting by welding - Particle contamination analysis - Cutting and bending of precision metal parts - Traditional press cutting - Degreasing / Cleaning / Washing - Manufacturing of tools for cutting - Industrialization of automated mechanical assembly processes - Industrialization of assembly processes by welding techniques - Industrialization of products / processes - Maintenance of tools - Prototypes (manufacturing) - Prototypes (all metals) - Tapping

Broaching - Shafts and fluted hubs manufacturing - Worm gear sets manufacturing - Spiral bevel gear sets manufacturing - Manufacture of chain sprockets - Straight-toothed meshing gears manufacturing - Straight bevel pinions manufacturing - Helical pinions manufacturing - Timing belt pulleys manufactuing - Threading - Maintenance of pinions, gears and cogwheels - Gear grinding and toothing - Grinding of splined shafts and worm - Milling of shafts - Milling of worm gear sets - Milling of worm gear sets - Milling of gears rack-and-pinion - Milling of fluted hubs - Milling of chain sprockets - Milling of straight-toothed meshing gears - Milling of straight bevel pinions - Milling of helical pinions - Milling of timing belt pulleys

Electroplating (silver plating)

Assembly of sub-assemblies, electromechanical, mechatronic, mechanical assemblies with a volume > 5000 cm3 - Mechanical engineering office - Dimensional control - Non-destructive testing (internal use) - Degreasing / Cleaning / Washing - Wire EDM > Ø 0,10 - Wire EDM > Ø 0,20 - Micro-WEDM - Sinker EDM - Metallographic examination - Shafts and fluted hubs manufacturing - Manufacturing of assemblies and sub-assemblies - Manufacture of chain sprockets - Straight-toothed meshing gears manufacturing - Manufacture of punch-die - Manufacture of sub-assemblies and assemblies for special machines - Threading - Horizontal milling - Proto milling - Serial milling - Vertical milling - Mechanical engraving - Laser (engraving and marking) - General precision mechanics - Prototypes (small series manufacturing) - Prototypes (all metals) - Plasma Transferred Arc - External cynlindrical grinding - Internal cylindrical grinding - Radius cylindrical grinding - Surface grinding - Tournage 3 axes - Tournage 4 axes - Tournage 5 axes - Tournage Ø 401 mm à 1000 mm - Tournage Ø de 20 à 200 mm - Tournage Ø de 201 à 400 mm - Lathe-turning / small series (from 11 to 1,000 parts) - Prototypical and unit latheturning (< 10 parts) - High-speed machining / 3 axes /small series (from 10 to 1000 parts) between 350 cm3 and 1000 cm3 - High-speed machining / 3 axis /prototype and unit (< 10 parts) between 350 cm3 and 1000 cm3 - High-speed machining / 4 axis / medium series (from 1001 to 10 000 parts) < 350 cm3 - High-speed machining / 4 axis /small series (from 10 to 1000 parts) between 350 cm3 and 1000 cm3 - High-speed machining/ 4 axis /prototype and unit (< 10 pièces) < 350 cm3 - High-speed machining / 5 axis /small series (from 10 to 1000 parts) < 350 cm3 - Hard material machining

Winding - Winding of electric motors - Pump winding - Electrical winding - Indusrial pumps maintenance - Electromechanical maintenance - Industrial maintenance - Trade of industrial products - Réparation d'agitateurs - Repair of electric motors - Motor reduction gears repair - Pumps repair - Geared pumps repair - Réparation de ventilateurs

Broaching - Methods office / Industrialization - Honeycomb bonding - Dimensional control - Aesthetic control - Free-cutting > Ø60 mm - Free-cutting from 10 to 1000 parts - Free-cutting from 1001 to 10 000 pièces - Free-cutting from Ø10 mm to Ø20 mm - Free-cutting from Ø32 mm to Ø60 mm - Wire EDM > Ø 0,20 - Sinker EDM - Pressing / Pressing / Riveting / Deformation - Manufacturing of assemblies and sub-assemblies - Threading - Laser (engraving and marking) - General mechanics - Drilling - Contract production - Ferrous / non-ferrous metal products (processing and sales) - Products operations on semi-finished products - Milling of fluted hubs - Milling of straight-toothed meshing gears - Milling of straight bevel pinions - Tapping - Tournage 2 axes - Tournage 3 axes - Tournage 4 axes - Tournage 5 axes - Lathe-turning / medium series (from 1,001 to 10,000 parts) - Multifunctional latheturning - Tournage Ø de 20 à 200 mm - Tournage Ø de 201 à 400 mm - Lathe-turning / small series (from 11 to 1,000 parts) - Prototypical and unit latheturning (< 10 parts) - Usinage / 5 axes / medium series (de 1001 à 10 000 parts) < 350 cm3 - High-speed machining / 5 axis / medium series (from 1001 to 10 000 parts) between 350 cm3 and 1000 cm3 - High-speed machining / 5 axis /small series (from 10 to 1000 parts) < 350 cm3 - High-speed machining / 5 axis /small series (from 10 to 1000 pièces) between 350 cm3 and 1000 cm3 - Hard material machining - Base metal machining

Mechanical engineering office - Plated steel boilermaking - Aluminium boilermaking - Stainless steel boilermaking - Bending - Design and manufacture of conveyors - Manufacture of chassis and welded frames - Manufacture of sub-assemblies and assemblies for special machines - Industrial solutions integrator - Laser (cutting) - Laser (subcontracting) - General mechanics - Mechanical welding - Metalwork - Oxycutting - Industrial paint - Folding - Industrial locksmithing - Aluminium welding - Sealed welding - Mirror welding - Welding under qualification - Industrial sheet metal work - Food piping - Low pressure industrial pipe and tube - High pressure industrial piping - High temperature industrial piping - Medium pressure industrial piping - Wine industry piping - Base metal machining

Methods office / Industrialization - Mecanichal bevelling - Thermal belleving - Plated steel boilermaking - Aluminium boilermaking - Stainless steel boilermaking - Bending - Shearing - Dimensional control - Chemical pickling (deoxidation) - Mechanical pickling (deburring) - Manufacture of chassis and welded frames - Large size milling - Proto milling - Serial milling - Laser (cutting) - Laser (subcontracting) - General mechanics - General precision mechanics - Mechanical welding - Metalwork - Passivation - Industrial paint - Liquid spray paint - Drilling - Folding - Surface grinding - Traditional welding / brazing - Aluminium welding - Precision sheet metal work - Industrial sheet metal work - Controlled atmosphere heat treatment - Food piping - High-speed machining / 3 axis /prototype and unit (< 10 parts) < 350 cm3 - High-speed machining / 3 axis /prototype and unit (< 10 parts) > 1000 cm3 - High-speed machining / 3 axis /prototype and unit (< 10 parts) between 350 cm3 and 1000 cm3 - High-speed machining / 5 axis /prototye and unit (< 10 parts) between 350 cm3 and 1000 cm3

Process automation - Industrial automation - Winding - Winding of electric motors - Pump winding - Automation design office - Electrical design office - Mechanical engineering office - Industrial distributor - Electrical winding - Industrialization of automated mechanical assembly processes - Industrialization of products / processes - Industrial electrical installation - Electromechanical maintenance - Industrial maintenance - Curative industrial maintenance - Industrial maintenance of rotatory table machines - Predictive industrial maintenance - Preventive industrial maintenance - Réparation d'agitateurs - Repair of mechanical assemblies - Electronic cards repair - Repair of electric motors - Motor reduction gears repair - Pumps repair - Geared pumps repair - Réparation de ventilateurs - Retrofitting of electronic boards and sub-assemblies

Hardness testing - Metallurgical analysis - Carburizing - Salt bath carburising - Low pressure carburising - Cémentation sous atmosphère - Non-destructive testing (performance) - Non-destructive testing (internal use) - Shot blasting - Metrology (laboratory) - Metrology with contact (rolling) - Performance - Metrology with contact (rolling) - Internal use - Contactless metrology (vision probe, optical sensor, laser scanner) - Performance - Contactless metrology (vision probe, optical sensor, laser scanner) – Internal use - Salt bath nitriding - Oil heat treatment - Salt bath heat treatment - Heat treatment in a tempering oven - Controlled atmosphere heat treatment - Vacuum heat treatment - Thermochemical treatment - Austempering - Cryogenic hardening

Design and manufacture of cutting tools - Design and manufacture of precision tooling - Design and manufacture of press tooling - Design and manufacturing of progressive dies - Conception et fabrication d’outils suisses - Design and manufacture of mold - Dimensional control - Wire EDM > Ø 0,10 - Wire EDM > Ø 0,20 - Micro-WEDM - Micro-WEDM > Ø 0,3 - Sinker EDM - Cutting tools manufacturing - Manufacturing of tools for cutting - Manufacture of press tools - Manufacturing of tools for plastic injection - Manufacture of punch-die - Threading - Horizontal milling - Proto milling - Serial milling - Maintenance of tools - Mold maintenance - Forging - General mechanics - General precision mechanics - Drilling - Prototypes (design) - Prototypes (small series manufacturing) - Prototypes (manufacturing) - External cynlindrical grinding - Profile grinding - Tournage 2 axes - Tournage Ø de 20 à 200 mm - Prototypical and unit latheturning (< 10 parts) - High-speed machining / 3 axis /prototype and unit (< 10 parts) < 350 cm3 - Hard material machining - Base metal machining

Broaching - Mechanical engineering office - Co-development of products - Toothed belt manufacturing - Manufacture of chain sprockets - Helical pinions manufacturing - Threading - General mechanics - General precision mechanics - External cynlindrical grinding - Internal cylindrical grinding - Gear grinding and toothing - Grinding of splined shafts and worm - Surface grinding - Milling of shafts - Milling of worm gear sets - Milling of fluted hubs - Milling of chain sprockets - Milling of straight-toothed meshing gears - Milling of straight bevel pinions - Milling of helical pinions - Milling of timing belt pulleys - Base metal machining

Free-cutting < Ø3 mm - Free-cutting >10 000 parts - Free-cutting >100 000 parts - Free-cutting >50 000 parts - Free-cutting from 10 to 1000 parts - Free-cutting from 1001 to 10 000 pièces - Free-cutting from Ø10 mm to Ø20 mm - Free-cutting: from cutting thickness Ø20 mm to Ø32 mm - Free-cutting from Ø3 mm à Ø10 mm - Free-cutting : from cutting thickness > 100 mm à 200 mm - Free-cutting: cutting thickness > 200 mm - Free-cutting: from cutting thickness > 50 mm to 100 mm - Free-cutting: from cutting thickness > to 2 mm à 50 mm - Free-cutting: from cutting thickness 0,2 to 2 mm - Prototypical and unit free-cutting < 10 parts) - Polishing - Polishing (grinding) - Barrel polishing (tribofinishing) - Manual polishing (brushing / satin finishing) - Technical polishing without deformation - Centerless grinding - Lapping - Sandblasting