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.

3M 54928, Home Dust Mask 8661P5-DC, 7100159226, 5 Each/Pack
Dynabrade 97041 Screw
Dynabrade 13200 Dynastraight Finishing Tool, .7 HP, Rear Exhaust, 950 RPM
Dynabrade 58502 3" W x 4-1/4" L Dynabug II Orbital Sander, Central Vacuum, .15 HP, 10,000 RPM, 3/32" Orbit
Dynabrade 78690 D9 Cartridge Roll Mandrel 1/8" Pilot Dia. x 1" Pilot Length, 1/4" Shank Dia. x 1-1/4" Shank Length
Dynabrade X31V - 3" Dia. Cen-Vacuum Dynorbital® Mini Extreme Random Orbital Sander
Dynabrade 59183 6" Dia. Dynorbital-Spirit Random Orbital Sander, Central Vacuum, 3/32" Orbit
Dynabrade 52438 5" (127 mm) Dia. 7 Degree Offset Vacuum Cut-Off Wheel Tool
Dynabrade 91142 1/4" W x 18" L 40 Grit A/O DynaCut Belt, 50/pack
Dynabrade 56830 6" Dia. Central Vacuum Dynorbital Supreme Random Orbital Sander, 3/16" Orbit
Dynabrade Nitro Series NZ1 NitroZip, Eraser Tool
Air Turbine Tools 0145SSV - 3mm Angle Hand Tool Series, 40,000 RPM, 35043
Dynabrade 54529 Shim (3/Pkg.)
3M 26120, PPS Series 2.0 Adapter, Type S28, 17.5 mm Female, 19 TPI
Thread, 7100135956 