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 1179-300, DIGITAL RTJ RING GROOVE CALIPER, inside diameter of RTJ ring groove .4-12"/10-300mm, outside diameter of RTJ ring groove 1-12"/25-300mm, 6928640302565
Dynabrade 78292 2" Dia. x 6A M Medium Type R Unitized Locking-Type Disc, 25/pack
3M 27551, EMI Copper Foil Shielding Tape 1181, 1/2 in x 18 yd (12.70 mm x 16.5m), 7000132182 