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.

3M 85492, Scotch Foil Tape 3311-10A, 2.0 in x 10 yd (50.8 mm x 9,1 m), 7010383663
3M 99632, Scotch-Weld Pressure Fit/High Temperature Retaining Compound RT48, Green, 50 mL Bottle, 7010367443, 10/case
Insize 6301, MICROMETER STAND, 6928640307300
3M 10120, Synthetic Steel Wool Pads, 10120NA, #000 Extra Fine, 7000126149
3M 10116, Synthetic Steel Wool Pads, 10116NA, #2 Medium, 2 in x 4 in, 7000047708
3M 49688, PSA Cloth Disc 348D, 80 X-weight, 10 in x NH, Die 1000C, 7000118869
Dynabrade 11475 Dynabelter Abrasive Belt Tool, Standard Duty
3M 76631, Roloc Disc 777F, TR, 3 in x NH, 36 YF-weight, 7000028339
3M 49941, Roloc Disc 361F, 80 YF-weight, TSM, 3 in, Die RS300VM, 7000148151
Dynabrade 51632 .1 hp Straight-Line Pencil Grinder, Central Vacuum, 1/8" Collet
3M 77579, Cubitron ll Cloth Belt 784F, 36+ YF-weight, 1/2 in x 24 in, Fabri-lok 45 Angle, Single-flex, 7100232690, 200 per case
3M 10119, Synthetic Steel Wool Pad 10119NA, 0000 Super Fine, 7000126181
3M 19795, Utility Cloth Roll 314D, P400 J-weight, 1-1/2 in x 20 yd, 7100081717
3M 22392, Roloc Disc 361F, 24 YF-weight, TR, 3 in, Die R300V, 7000045090
3M 35083, EMI Copper Foil Shielding Tape 1181, 1/4 in x 18 yd (6,35 mm x 16,5 m), 7000132168 