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 53533 Cone or Plug Grinder (Triple Extension)
Dynabrade 13015 Arbor Assembly 1/2"-20 Female Thread - 5/8" Male Thread
Dynabrade 55204 Vane Set (4pk)
3M 27468, EMI Copper Foil Shielding Tape 1181, 1 in x 18 yd (25,40 mm x 16,5 m), 7000132169
Air Turbine Tools 310RSV - 1/4" Router Hand Tool Series with Brake, 25,000RPM, 33424
Norton 66254414832 - 3" X 1/4" X 1/4" Vortex Rapid Blend Unified Wheel, 5am U2305, 40 Each
3M 26016, PPS Series 2.0 Adapter, Type S9, 16 mm Male, 1.5 mm Thread, 7100135330
3M 76632, Roloc Disc 777F, 50 YF-weight, TR, 3 in, Die R300V, 7000045628
Insize 1120-300A, DIGITAL INSIDE GROOVE CALIPER, 1.18-12"/30-300mm, 6928640302244
Dynabrade 95842 Dynabrade Air Lube 10W/NR, 1 Pint
Dynabrade 53549 3/8"-24 Female 1/2"-20 Male, 2" Length
3M 09292, Rubber Sanding Block, 7000126886
Standard Abrasives 843937, Quick Change Surface Conditioning GP Disc, 2560593, A/O Coarse, TSM, Brown, 7 in x 5/8"-11, 7000121657, 10/case
Dynabrade 50010 Collet, 3/8"-24 Female Thread, 1/4" Capacity, 3-Piece Collet
Air Turbine Tools 310RDM - 6mm Router Hand Tool Series, 25,000RPM, 33423
3M 29832, Sanding Screen, 150 Grit, 18 in x NH, 7100160831
3M 32201, HoldFast 70 Cylinder Spray Adhesive, Clear, Mini Cylinder (Net Wt 8.5 lb), 7100138480
Dynabrade 51810 .1 hp Straight-Line Pencil Grinder, Rear Exhaust, 1000,000 RPM, 1/8" Collet
3M 01326, PSA Cloth Disc 348D, P240 X-weight, 3 in x NH, Die 300V, 7000045069 