Squareness of both V grooves to front and back sides: 197_in
Hold cylindrical workpieces for inspection and machining.
Two V-blocks per set.
Made of alloy steel.
Hardened to HRC60?2.
V groove on the top for large shafts.
V groove on the bottom for small shafts (except 6896-10).

Insize 4120-52N, METRIC THREAD RING GAGE, NO GO, M52x5, 6928640341939
3M 27628, Flange Adapter 6 in Radial Bristle Brush Set, 2 in x 1 in, 7000028515 