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 51345 2" (51 mm) Dia. Locking-Type Disc Pad, Medium Density, 3/8"-24 Thread
Dynabrade 64116 Filter
Dynabrade 51078 Bearing
Dynabrade X62HS 6" Dia. Non-Vacuum Dynorbital Extreme Random Orbital Sander, Hook Pad W/ Speed Regulator
Dynabrade 92076 3" Dia. x 120 Grit A/O Non-Vacuum Hook-Face Filmbac DynaCut Disc, 50/Pack
Dynabrade 69481 5" Extreme Drop-in Motor, 3/32" Orbit
Dynabrade 52721 Cone or Plug 6" (152 mm) Extension Wheel Grinder, 18,000 RPM, 3/8"-24 Male Thread Spindle
Dynabrade 79854 3" 120 Grit Dynacut Extreme Orange Film Vac Hook Face Disc, 50 per box
Dynabrade 59020 5" Dia. Non-Vacuum Dynorbital-Spirit Random Orbital Sander, 3/16" Orbit
Dynabrade 64674 Filter Cartridge
Insize 4180-1500, MAGNALIUM STRAIGHT EDGE, length 60", 6928640320569
Dynabrade 95541 Grease Gun
Dynabrade 51347 3" (51 mm) Dia. Locking-Type Disc Pad, Medium Density, 3/8"-24 Thread
Dynabrade 50281 4-1/2" Dia. Disc Pad, Spiral-Face, Medium Density, 5/8"-11 Thread
Dynabrade 96529 Tune-Up Kit for .7 hp Motor, Front and Rear Exhaust
3M 35083, EMI Copper Foil Shielding Tape 1181, 1/4 in x 18 yd (6,35 mm x 16,5 m), 7000132168 