Abrasive Point Set, Abrasive Material Aluminum Oxide, Shape Concave; Cylinder; Disc; Ball, Head Width 3/4 in, 1 in, 1 1/4 in, Tool Brand Eazypower, Overall Length 1 3/4 in, 2 1/8 in, 2 1/4 in, 3 3/8 in, Mounting Type Mounted, Point Diameter 3/4 in, 1 in, 1 1/4 in, Abrasive Shank Diameter 1/4 in, Material Application Ceramic, Glass, Metal, Stone, Wood, Number of Pieces 5