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 ISR-LS603E, SURFACE ROUGHNESS REFERENCE SPECIMENS, 15.7_in, 6940561934809
Dynabrade 55242 Vane Set (4pk) 