Internal sensor.
Resolution 0.01lbf. Accuracy ?0.3% (of load capacity ).
Push and pull test. Peak (max.) and tracking mode.
Units: lbf, ozf, mN, N, gf, kgf, Mpa (only for type B)
Low and high limits with judgement.
1000 memories. Automatic power off.
Metal case, touch buttons.

Insize 6144, ACCESSORY SET FOR DIGITAL CALIPERS, 6928640380839
3M 45190, Disc Pad Hub, 4-1/2 in 5/8-11 Internal, 7000045659 