Diamond Coated Hole Saw Drill Bit Set - 30Pcs 6-50mm for Glass Tile Porcelain

Product Description

Feature:

?? Super Quality: Diamond drill bits are made of industrial-grade carbon steel with a nickel-plated coated body to resist corrosion. A thicken diamond coating on the tops offers superior cutting strength for maximum drilling outcomes.

?? Sharp & Smooth: Cut Coated with high quality diamond, drill bit has a smooth and exact finish that lower the incision resistance and drill pressure, increases the sharpness, and effectiveness of water lubrication.

?? Wide Application: Glass hole saw drill bit set allows you to cleanly cut glass, ceramics, porcelain, ceramic tile, porcelain tile, limestone, slate, marble, granite, light stone and fiberglass.

?? Can be used with a standard electric drill (not included)

?? Easy to use, high quality, good performance, long life.

?? Note: Please keep adding water when the tile hole saw bits are working on the glass or ceramics, low drill pressure and increased use of water lubrication will extend drill bit life.

Using Steps:

Step 1: Clean the surface and mark down the position of the drill hole, angle drill 45 degrees to start the hole slowly.

Step 2: Keep wet with water.

Step 3: Being drilling at low speeds. Angle drill to vertical position once the hole has appeared.

Step 4: Slow speed down to drill the hole off and for the exit hole to prevent a breakthrough.

Pack Included (1 Set):

15 Pcs x 6mm Hole Saw Cutter

15 Pcs x Hole Saw Cutter(8/10/12/14/16/18/20/22/25/28/30/35/40/45/50mm one of each)