Product Description

Material: rubber base, Plastic Shell, steel

Guide Range: 4-83mm (1/8" to 3 1/4") core drill.

Use for: Ceramic tile, Glass, Marble, Granite, Porcelain or any smooth surface where the suction cup base can hold on to Including Walls.

Main Features

1)  Adjust the sliding plate for the size of the drill bit you want to use. Once side of the plate is for sizes up to 1-3/4 inches, flip the plate for larger sizes up to 3-1/4".

2)   Fix the guide using the suction base exactly where you want to drill the hole. Check the drill guide location and slider position before you start drilling. Measure check twice and drill once.

3)  Using water as coolant, start the hole. You can spray the water or use the integrated hole.

4)  Use the guide until the drill bit makes an initial mark deep enough to keep the bit in position. You can remove the guide and continue drilling.