General® dial Caliper, Single Revolution, 0 to 6 in, Graduations: 0.001 in, 1-3/16 in Jaw Depth, Imperial, Black dial, Fiberglass Reinforced Plastic. General® 145 Single Revolution dial Caliper, 0 to 6 in, Graduation 0.001 in, 1-3/16 in D Jaw