Used with standard outside micrometers with spindle .256″DIA to measure pitch diameter of screw threads.
Diameter accuracy: ?20_in. Cylindricity: 39_in.
Cylindricity: 1um. Hardness: HRC60.
Supplied with manufacturer inspection certificate.
Supplied with manufacturer inspection certificate.

Insize SPM-1000-U, SURFACE PROFILE MEASURING MACHINE, 6940561937695
Dynabrade 56323 3-7/8" x 5-5/8" Vacuum Dynabug II Disc Pad, Hook-Face, Short Nap
Standard Abrasives 709966, A/O Tapered Cone Point, B-20 180, 7010368591, 100 per case
3M 26130, PPS Series 2.0 Adapter, Type S35, 16 mm Female, 1.5 mm
Thread Stretched, 7100135926
Dynabrade 79145 1/4" W x 24" L 60 Grit DynaCut Premium Ceramic Belt, 50/pack
Dynabrade 39200 2" Type C, Roto Peen Flaps
Dynabrade 13310 Mini-Dynisher Finishing Tool Versatility Kit, .4 HP, Rear Exhaust, 3,200 RPM, 5/8" Arbor
3M 45094, Roloc Disc Pad TR, Soft 2 in 1/4-20 Internal, 7000045278
Dynabrade 18570 Vane Set (4pk) 