China supplier Diamond saw blade for marble, granite,stone 1.Shank Material:65Mn 2.Segment Size:10mm, 12mm,15mm 3.Diamond Quality (Grade,Type): Strength 20kg ... (Sentered):cold pressed,hot pressed, laser welding,silver welding. 6.Diamond Grit Size (Mesh Size):30/40,40/50, 50/60 ...