Please feel free to contact to TNK for precision shaft, roller, Needle, Lead screw and materials.

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Tsukuba Plant achieve IATF16949.

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Following minor/large diameter,

short/long product



Following small or large quantity,

all material



Possible to produce high precision of outside diameter, inside, end face and surface

Plasticity/ Shaping/ Surface treatment/ others


Variety of process

Special product


High quality and reasonable price by self-developed apparatus

Heat Treatment


Suitable heat treatment for each material

Release time:
2018-06-08 11:39
Straight line cutting machine(line)
Turning · Lathing
Release time:
2018-06-08 11:55
NC lathe,NC automatic lathe,NC second processing machine,Escomatic,Machining center,Cam-type automatic lathe turning machine,NC milling machine
Release time:
2018-06-11 15:47
Centerless,Surface grinding machine,Barrel Finishing machine,Inside grinding machine,Double grinder,Buffing machine,Cylinder grinding machine,Rotary grinding
Heat Treatment
Release time:
2018-06-11 15:48
Non oxidizing continuous heat treatment furnaces,continuous bright heat treatment furnaces,Vacuum carburizing heat treatment furnace,Non oxidizing batch type heat treatment furnaces,Oil cooling furnac
Special Specification
Release time:
2018-06-11 15:49
Thread grinding machines,D-cut grinding machines,Groove grinding machines,R face grinding machines,T face grinding machines,Step grinding machine,Angular grinding machine,Swell working product