Type 12V9 Grinding Wheel 3" x 1/4" 180 Grit Dropship these stones are perfectly matched

these stones are perfectly matched for any of the GATCO Systems using the Knife Clamp Guide System

they just won't "sharpen" dull knives

counter or other work surface

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

This steel disc is much harder than cast iron discs to offer you a longer usable life

Type 12V9 Grinding Wheel 3" x 1/4" 180 Grit Dropship these stones are perfectly matched#3570193 is a 3" Type 12V9 Grinding Wheel used for sharpening router bits and shaper cutters on Foley Belsaw Model 473 380 Sharpeners and Router Attachments. It features diamond Abrasive for carbide grinding. It has a grit concentrate of 100 and is typically used with coolant.