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.

Insize 7332, SPINDLE LIFT KNOB, 6928640312649
Dynabrade 96425 Screws For Vacuum Shroud (57737)
Dynabrade 90874 2" Dia. Very Fine NWN DynaBrite Locking-Type Disc, 25/pack
3M 82221, Hot Melt Adhesive 3747 PG, Tan, 1 in x 3 in, 7100020458, 22 LBS/Case 