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 52721 Cone or Plug 6" (152 mm) Extension Wheel Grinder, 18,000 RPM, 3/8"-24 Male Thread Spindle
Dynabrade 78008 1/2" W x 12" L Very Fine Non-Woven DynaBrite Belts, 10/pack
Dynabrade 91542 5" Dynacut Extreme Orange Premium Film Disc, 320 Grit, Hook & Loop, Vacuum Holes, 50/Box
Dynabrade 40321 Dynafile II Abrasive Belt Tool Versatility Kit
Dynabrade 80056 Rear Hinge Ass'y, 64 ltr./17 Gal.
Dynabrade 92201 1-1/2" W x 30" L 60 Grit A/Z DynaCut Belt, 50/pack
Dynabrade 14265 Dynangle Contact Arm Assy
Dynabrade 48371 .4 hp Straight-Line Die Grinder, Rear Exhaust, 25,000 RPM, 1/4" Collet
Dynabrade 54334 5" Multi-Hole Vac. Pad, Hook Face, Medium
Dynabrade 50947 - 8" (203 mm) Dia. Non-Vacuum Wet/Dry Sander Disc Pad, Hook-Face, Short Nap
Dynabrade 59044 6" Dia. Central Vacuum Dynorbital-Spirit Random Orbital Sander, 3/32" Orbit
Dynabrade 02673 Rear Bearing Plate
Dynabrade 90353 3-1/2" W x 15-1/2" L 60 Grit A/O DynaCut Belt, 10/ pack
Dynabrade 01024 O-Ring
3M 27551, EMI Copper Foil Shielding Tape 1181, 1/2 in x 18 yd (12.70 mm x 16.5m), 7000132182 