4" X 3/4" X 3/8" - 80 Grit - Orange - K Hardness - Planer Stone (5-Pack) Grinding Wheel Our RW coating offers a

Our RW coating offers a 72 Rc hardness to the cutting edge which increases wear life without increasing your grinding time

Type - 12A2 20°

Pretinned CWF7230

STAINLESS STEEL (18-8 ANNEALED)    69

000 feet (4

4" X 3/4" X 3/8" - 80 Grit - Orange - K Hardness - Planer Stone (5-Pack) Grinding Wheel Our RW coating offers aType Planer StoneLength 4"Width 3 4"Thickness 3 8"Grit 80Color OrangeHardness KMetric size fine grit, soft stones are for Weinig, Wadkin, & Leadermac moulders. Coarser, Hard stones are for Mattison, Diehl, Tri State, and other American moulders. Fine grit stones offer a smoother finish while coarse grit stones wear longer and are aggressive.