- 1.High Quality high speed steel Material Construction
- 2.5 Flutes and 82 Degree Point Angle
- 3.Size: 1/4″ Tri-Flat Shank ,5pcs set : 1/4”, 3/8”, 1/2”, 5/8”, 3/4”
- 4.Cut Quickly and Easily in Soft Metal, Wood, Rubber, Plastic and Other Machinable Materials
- 5.Combinate with Gold Center Hole Punch, put position in the right place .