Internal sensor.
Resolution 0.005lbf. 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 65491, Pro Grade Precision Ultra Durable Universal Hole Sanding Disc DUH5220TRI-10I, 5 inch UH, 220, 7100202878, 10 per pack
3M 26016, PPS Series 2.0 Adapter, Type S9, 16 mm Male, 1.5 mm Thread, 7100135330
Insize 8911-5GE2, WEIGHT _5g, 6940561906264
Dynabrade 95677 1/4" Male Plug with 1/4" NPT Female Thread 