9PCS Diamond Hole Saw Set M14 Angle Grinder Brazed Diamond Drill Core Bits 5 6 8 10 12 20 32 35 68mm for Glass

1、High Performance: The opening is neat smooth no broken edges no need to add water incisive and wear resistant and can drill deep holes stably. 2、M14 Female Thread: M14 screw design handle to prevent slipping large torsion high bearing capacity suitable for marble glass ceramic tile. 3、With Portable Case: The entire accessories are kept in an aluminum box to prevent the accessories from rusting and corroding and the appearance is smooth and high end. 4、Emery Coating: Thickened emery coating is used and the coating is uniform which improves the wear resistance and service life of the hole opener. 5、Robust and Durable Material: The cutting blade of the diamond hole saw is made of high quality diamond which provides more efficient performance than traditional carbide or bi metal hole saws.