Diamond Drill Bit Set Hole, 15PCS Hole Saw Set for Glass, Marble, Granite Stone 6-50MM TC1.5 heavy wall 3L round bottom

heavy wall 3L round bottom receiving flask

cement and fiberglass

Shaft Capacity: 40mm - 145mm in diameter

Compliant with NFPA and UL explosion proof

and enable us to improve work efficiency

Diamond Drill Bit Set Hole, 15PCS Hole Saw Set for Glass, Marble, Granite Stone 6-50MM TC1.5 heavy wall 3L round bottom[15 SIZES]: Total 15 different sizes (6 8 10 12 14 16 18 20 22 25 26 28 30 40 50 mm). [SMALL RESISTANCE]: Small incision resistance, opening speed is quick, easy removal of chips and other advantages. Also, help to open accurately. Large chip holes to ensure that when the punching is smooth, punching is accurate. [DURABLE]: Nickel plated with a diamond dust coating offers superior performance and cutting strength. Extended service life. These diamond