Description:

Advanced technology, high quality materials, sturdy and durable.
The opening is neat, smooth, without broken edges, and does not cause chattering.
Small incision resistance, increased opening speed and easy chip removal.
Can be used for the opening of various wooden boards, wood products, plastics, plywood and other materials.
Easy to install and easy to use. It only needs to be installed on a normal hand drill to be used.
Low working noise.

Specification:

Material: Alloy
Color: Black and Silver
Hole diameter:
15mm/0.59inch，20mm/0.79inch，25mm/0.98inch，30mm/1.18inch，35mm/1.38inch

Package Includes:

1 Piece 15mm Drill Bit
1 Piece 20mm Drill Bit
1 Piece 25mm Drill Bit
1 Piece 30mm Drill Bit
1 Piece 35mm Drill Bit