uxcell 10 Pcs 8mm x 20mm Cone Head 3mm Shank Grinding Rubber Mounted Point Green Product Name : Mounted Point;Material : Rubber, Abrasives, Metal Color : Green;Head Diameter : 8mm/ 0.31" Head Length : 20mm/ 0.79";Shank Diameter : 3mm/ 0.12" Total Length : 48mm/ 1.9";Weight : 39g Package Content : 10 x Rubber Mounted Point