New Professional diamond Marble hole saw core drill, Made of high quality diamond with precision drilling speed and long life use.

Product Name: Sintered diamond core drill bits, Sintered Diamond Drill Hole Saw Drill Core Bit Tile Ceramic Porcelain Stone.

Hole Diameter: 25mm (1" inch)

Total Length: 76mm (3" inch)

Quantity:Only 1 Piece

Material: Metal, diamond

Color:Gold

Application: Mainly used for drilling Porcelain Tile, Ceramic Tile, Marble, Granite ,Concrete and other hard material.

Ideal for drilling the faucet mounting holes in stone countertops, plumbing lines in showers, and vanities

Method of Use: Use Wet or Dry

To prolong its using life, must use with water for cooling and lubrication.

Gold paints on the body of this bit to avoid getting rusty.

Feature drilling stably, fast speed, not breaking the border.

The hole saw can be used with Bench drill, hand electric drill.

When you using hand electric drill, start slowly, 45 degree angle, go vertical after you make an initial mark.

We will send out your order within 1-2 days after payment has been received and cleared. Please let us know if you are looking for other accessories or hardware. Should you have any queries, please contact me directly.