CS-M SILICON CARBIDE GENERAL PURPOSE POLISHING STONE- KITS Style:CS-M 1/4 x 1/2 Standard Grit 150-220-320-400-600 04 Shore Hardness (ASTM D-2240)

04 Shore Hardness (ASTM D-2240)   78-80D Shrinkage (in

Blade must be squeaky clean

It utilizes a wear plate made from 4140 heat treated steel with a 1/4” and 1/8” radius

This kit includes:

As a deep hardening

CS-M SILICON CARBIDE GENERAL PURPOSE POLISHING STONE- KITS Style:CS-M 1/4 x 1/2 Standard Grit 150-220-320-400-600 04 Shore Hardness (ASTM D-2240)CS M SILICON CARBIDE GENERAL PURPOSE POLISHING STONE KITS Standard Grits 150, 220, 320, 400, 600 Fine Grits 320, 400, 600, 800, 1000, 1200 Great for harder steels CS M is a premium green silicon carbide finishing stone with superb cutting capabilities. A special bond makes the CS M non loading with a medium soft hardness for excellent polishing. It produces a silky matte finish on all pre hardened tool steels, from 28Rc SAE 4130 through 60Rc A2 and