Rockwell
Test force 588N(60kg), 980N(100kg),1471N(150kg)
Dolphin-nose indenter for easy reach interior of pipe and groove
Automatic testing after preliminary test force is loaded by hand
LCD touch screen, easy operation
Convert to other Rockwell scales, HV or HB automatically
Tolerance testing

3M 27256, Ultra Durable 5 inch Power Sanding Discs, Universal Hole, 220 grit, 7100188465, 5 per pack 