Item Type: Round Shank Hole Saw Bit <br>Material: Stainless Steel, Emery <br>Application: Widely Used in Glass, Tile, Marble, Glass Tile <br>Basic Parameters <br>Hole Opening Size: Approx. <br>4mm / 0.16in <br>5mm / 0.2in <br>6mm / 0.24in <br>8mm / 0.31in <br>10mm / 0.39in <br>14mm / 0.55in <br>16mm / 0.63in <br>18mm / 0.71in <br>22mm / 0.87in <br>25mm / 0.98in <br>40mm / 1.57in <br>50mm / 1.97in<br>1、Round Shank: Our hole saw bit kit is rapid punching, high speed, and round shank. Let you improve your work efficiency. <br>2、Applicable Materials: Our hole saw bit kit is widely used in tile, marble, granite, ceramic, glass, glass tile, etc. <br>3、Not Easy to Fall Off: The hole saw bit kit uses a brazing process, the emery is firmly set in the cutting part of the blade, not easy to fall off. <br>4、Easy to Install and Disassemble: This hole saw bit kit is very easy to install and disassemble, sturdy and durable, suitable for lithium powered drill and hand drill. <br>5、Light Weight: The overall weight of this hole saw bit kit is light and very portable, so you can take it with you when you need it.12 x Round&nbsp;Shank&nbsp;Hole&nbsp;Saw&nbsp;Bit