- JAPANESE 440C COBALT STEEL
- IDEAL FOR WET, DRY AND SLIDE CUTTING.
- 3 RING OFFSET DESIGNED HANDLE OFFERS THE MOST COMFORT AND CONTROL.
- HARDNESS: 59-61 ROCKWELL
- LIFETIME WARRANTY
Rockwell hardness testing is a general method for measuring the hardness of metallic materials. In this test, a load is applied to set a diamond cone or a hardened steel ball in the surface of the metal. The hardness is measures by depth of the penetration