4″ x 3/4″ x 5/16″ – 80 grit – WHITE – J Hardness – Planer Stone

Description

Type – Planer Stone
Length – 4″
Width – 3/4″
Thickness – 5/16″
Grit – 80
Color – White
Hardness – J

Metric 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.