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 94300 1/4" NPT Composite Dynaswivel
Dynabrade 96005 - 1/4" Male Plug with 3/8" NPT Male Thread
Dynabrade 97060 Lever Pivot Pin, M2.5 x 24
Standard Abrasives 705762, Aluminum Oxide Handy Roll, P50 J-weight, 2 in x 50 yd, 7010369526
Dynabrade 92100 3" W x 10-11/16" L 40 Grit A/Z DynaCut Belt, 10/pack
Dynabrade 78116 3/4" W x 34" L Medium NWN DynaBrite Belt, 10/pack
Dynabrade 82489 6" Dia. x 100 Grit A/O Vacuum PSA Filmbac DynaCut Disc, 100/Pack
Dynabrade 51348 2" Dia. Locking-Type Disc Pad, Medium Density, 1/4"-20 Thread
Dynabrade 50122 3" Dia. Disc Backup Pad Pad, 3/8"-24 Thread, Hook 'N Loop
Dynabrade 96044 Motor Tune-Up Kit
Dynabrade 69481 5" Extreme Drop-in Motor, 3/32" Orbit
Dynabrade 79061 1/2" W x 24" L 60 Grit A/Z DynaCut Belt, 50/pack
Dynabrade 64863 Variable Speed Versatility Grinder, Slack-Action, 3 hp, 460 V (AC), 3 Phase, 50/60 Hz, 2,000-8,000 SFPM, 1/4"-2" W x 72" L (6-51 mm x 122 cm) Belts
Dynabrade 78724 3/8" x 3/4"-B52 Dynacut A/O Mounted Point, Vitrified, 5/pack 