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 PHT-C751, PENCIL HARDNESS TESTER, 6974029779862
3M 07053, General Purpose Sanding Sponge CP040-12-CC, Single Angle, 2-7/8 in x 4-7/8 in x 1 in, Fine, 7100101245
3M 04553, Adhesive Transfer Tape 950, Clear, 3/4 in x 60 yd, 5 mil, 7000048416
3M 62736, Scotch ATG Adhesive Transfer Tape 926, Clear, 3/4 in x 36 yd, 5 mil, 7000048495
3M 05022 Scotch-Brite Surface Conditioning Belt, 2-3/4 in x 15-1/2 in, A CRS, 7000120574
3M 28713 ROLOC DISC PAD TR, HARD 4 IN 5/8-11 INTERNAL, 7010298961 