Grizzly G9654 - 18" x 24" x 3" Granite Surface Plate, No Ledge CFM_38 at 100 PSI and are designed to polish

and are designed to polish stone

High quality aftermarket parts

Stroke Length 2"Cycles / Min

Durable Design: Scratch-resistant body built for longevity and professional use

They are determined by the wheel diameter and distance between the wheels

Grizzly G9654 - 18" x 24" x 3" Granite Surface Plate, No Ledge CFM_38 at 100 PSI and are designed to polishThis tool room grade "B" Granite Plate has a bilateral accuracy of plus or minus . 00015" total instrument runout for precision measurements from a common surface base. Granite Plates are harder than steel, non magnetic, least responsive to temperature changes, practically maintenance free and won't corrode like steel. Weighs 154 lbs.