PFERD PLUG, 1-1/2" x 3, 3/8-24 Thread, 16 Grit, Type 18, Aluminum Oxide
Abrasive cones and plugs are designed for processing workpieces made of steel, cast steel and cast iron. Cones and plugs are made of regular aluminum oxide in a high-quality resinoid bond. Because of their hardness, these products achieve good stock removal rates and are highly durable.