This GL03 Tungsten-carbide tipped scoring blade set is made by Leitz (LMT Tools), a German leading specialist in the field of precision tool technology. GL03 is used on 250mm and 300mm sliding table saws which need wonderful cutting finish, including 2 12-tooth blades and 4 chippers. It features 120mm diameter, 20mm bore, 24 teeth and Max. 19000 RPM. GL03 provides silky smooth cutting and long life in working.