1. Made of high carbon steel, titanium coating surface treatment, high hardness, more wear-resistant and more durable.
2. The detachable and adjustable design can be adjusted by loosening and tightening the depth of the hex sleeve, which can limit the drilling depth.
3. The chamfering machine is a five-blade machine that can discharge sawdust faster during use. A smooth, flat counterbore is drilled once and the nut is perfectly mounted to the surface of the workpiece.
4. Suitable for steel, aluminum and other metals, plastics, any type of hardwood, cork or aluminum, excellent cutting ability.Especially suitable for many kinds of wood occasions.
5. Package quantities include: 4 x Woodworking Countersink Drill Set, 1 x Hex Shank.
3 mm in diameter x 60 mm in length; 4 mm in diameter x 75 mm in length; 5 mm in diameter x 85 mm in length; 6 mm in diameter x 90 mm in length.
How to use:
Attach to any Power Bench or Hand drill driver.
As the woodwork or building is formed, the edge of the drill hole is enlarged and chamfered.
This product is best to use bench drill more convenient, hand drill is not fixed is not very good.
During operation, care must be taken that the drill (especially 3mm and 4mm) is easily bent and broken.
Try to keep the drill bit vertical during drilling to avoid unevenness.
If you are not satisfied with any problem with the product, please let us solve it and satisfy you.