- Comes in 7 sizes in a storage box – package including 7 Pieces of black Center Drill Bits Set in different sizes 1.0 1.5 2.0 2.5 3.0 4.0 5.0, which can meet most of the center hole needs
- Well-made Center Bits – made of high grade M2 High Speed Steel well known as high temperature wear resistant and solid
- Make Excellent Center Holes – Using these center drill bits to drill a starer hole for longer drill bits in wood without off centering, and for tap drill in metal to align properly, etc.
- Compatibility: Black HSS center bits set can work with lathe machines, drill press and most drills in hard materials such as Steel, Iron, Alum, Brass ranging from 170HB up to 200HB
- Worry Free: This Center Drill Bits set comes with 1 year warranty. If you meet any problem in using the products, please feel free to contact us
