Resolution 0.01lbf.
Accuracy ?0.3% (of load capacity).
Measuring mode: tracking, peak (max.), low and high limits with judgement.
Push and pull test.
Units: lbf, ozf, N, gf, kgf. 500 memories.
Automatic power off. Metal case.
LCD display with backlight. The display flips over when the bottom faces up.

Insize 1179-1000, DIGITAL RTJ RING GROOVE CALIPER, inside diameter of RTJ ring groove .6-40"/15-1000mm, outside diameter of RTJ ring groove 1.2-40"/30-1000mm, 6928640394409
Dynabrade 97566 1/4" Safety Coupler, Female 