Internal sensor.
Resolution 0.0005lbf. 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.

3M 54136, Scotch-Brite Roloc AL Surface Conditioning Disc TR, 2 in x NH A MED, 7100075707, 200 per case
Standard Abrasives 843732, Quick Change Surface Conditioning FE Disc, A/O Medium, TN, Maroon, 5 in x 5/8"-11, 7010295486, 10/case
Insize 4112-CD3, INDIVIDUAL STEEL GAGE BLOCK, .3", grade AS-2, 6928640353390 