... , LA 96, T-56, LM 15, ST 65 & LG 91 Diamond BladesType,CR 19, SP12, SS21, LC 69, TW 22, LA ... protected) For concrete, bricks, Slate, sand lime stone,sandstone, marble, granite, fire proof stone and fire clay.SS21-(sintered, segment Edge ... Reinforced, Concrete, Bricks, Roofing Files, Fire Proof stone, marble and granite.LG91- ( Laser, Segment Edge) hard Stone and Granite. Diamond Blades