About this item 【Materials】Made of premium wear resistant fiber, combines resin elastomer and high quality diamond. durable and sharp grinding 【Striper size】Clean & strip disc: 4-1/2'' x 7/8'' ( arbor hole ), disc thickness: 0.6'', Fits 4.5'' angle grinder for use on wood, metal and fiberglass 【Effect】Does not damage the surface of the object, has uniform grinding force, uniform processing effect, wear resistance, strong water resistance, strong plasticity, and good softness 【Application】Quick striping disc for Faster and Effective removes rust, dirt, paint, weld spatter, scaling, oxidation and other surface contaminates 【Widely Used】Excellent for removal of paint or rust off metal or stone, also great for use on wooden or fiberglass surfaces