18mm Diamond Drill Bits Hole Saws for Glass Ceramic Porcelain Tiles 10 Pcs

Description:

* This glass hole saw needs to be used at a low speed, about 800-1000RPM.

* Please start your hole diagonally, make a round trace and then hold drill straight.

* In order to prolong the life of this glass hole saw, please work with coolant when processing.

* Wide used for drilling glass, ceramics, porcelain, ceramic tile, porcelain tile, limestone, slate, marble, granite, light stone and fiberglass.

Specification:

* Material: Carbon Steel, Diamond Particles

* Color: Silver Tone

* Drilling Diameter: 18mm / 0.71-inch

* Drilling Depth: 30mm / 1.18-inch

* Shank Diameter: 8mm / 0.31-inch

* Total Length: 50mm / 2-inch

Package Content:

* 10 x Glass Hole Saw