DMT Aligner Replacement Stones Professional Machine #3570150 is a 4" Type

#3570150 is a 4" Type 11A2 Grinding Wheel used for side grinding on Foley-Belsaw Model 338 Sharpeners

The second stage is the honing wheels that work both sides of the blade at the same time

Incremental or Free Rotation

If your steel is no longer having any effect on your knives

Chapter 1 - Safety Overview

DMT Aligner Replacement Stones Professional Machine #3570150 is a 4" TypeThese DMT stones are available in Extra Extra Coarse, Extra Coarse, Coarse, Fine, Extra Fine and Extra Extra Fine. Each stone measures 4 3 8 x 7 8 inches. These stones were designed to be replacement stones for the DMT Aligner Systems but can also be used without the systems.