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.

Dynabrade 51332 .7 hp Router, 3-1/2" Base, Central Vacuum, 20,000 RPM, 1/4 Collet
Insize 3101-250E, DIGITAL OUTSIDE MICROMETER, IP65, 9-10"/225-250mm, 6928640326875
Dynabrade 53533 Cone or Plug Grinder (Triple Extension)
3M 01328, PSA Cloth Disc 348D, P180 X-weight, 3 in x NH, Die 300V, 7000045068
3M 28126, Hookit Clean Sanding Disc 900DZ, 5 in 80 J-weight, Die 500LG, 7010290258
3M 51003, Surface Protection Fabric 14 in x 50 ft, 7100223608
3M 11411, Roloc Disc 361F, 50 YF-weight, TR, 1 in, Die R100N, 7000045095
3M 76429, Roloc Disc 361F, 36 YF-weight, TR, 4 in, Die R400BB, 7000148152
3M 62715, Scotch-Weld Stainless Steel High Temperature Pipe Sealant PS67, White, 250 mL Tube, 7100039215, 2/case
3M 97419, Aluminum Foil Tape 3380, Silver, 48 mm x 45 m, 3.25 mil, 7000049613 