competitive 6PCS Wood Spade Drill Bits Set

1.Material:high carbon steel offering high performance and long life.
2.shank: hexagon quick change shank
3.precision ground"tri-point" cutters make it easy for fast cutting.
4.two shoulders help to reduce splintering and provide clearer holes.
5.hex shank prevents slipping in 3-jaw drill chucks.
6.this set is suitable for drilling softwood,hardwood,plasterboard and  other wood-based material.
7.for professional use by electricians,plumbers for fitting door locks.
8.Size; 10mm, 13mm, 16mm, 19mm, 22mm, 25mm.
9.Package: Blister box.