1.be used in jag saws and saws 2.for metal, for grinding bricks, cast iron, ceramic, concrete, glass 3.top quality .long life 1. Diameter: 1/1.5/2mm 2. Total length: 6"/8"/10"/12" 3. Diamond grit: 46#, 60#, 100# 4. Futures: It fits are hack saw frames, be used in jag saws and saws for mental, for grinding bricks, cast iron, ceramic, concrete, fiberglass, stainless steel, glass, mental, tile, ...