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.
| Diameter | Overall Length | Diameter | Overall Length |
| mm | inch | Normal | 300mm | 400mm | mm | inch | Normal | 300mm | 400mm |
| 6 | 1/4 | 152mm(6") | 12" | 16" | 22 | 7/8 | 152mm(6") | 12" | 16" |
| 8 | 5/16 | 152mm(6") | 12" | 16" | 24 | 15/16 | 152mm(6") | 12" | 16" |
| 10 | 3/8 | 152mm(6") | 12" | 16" | 25 | 1 | 152mm(6") | 12" | 16" |
| 11 | 7/16 | 152mm(6") | 12" | 16" | 26 | 1-1/32 | 152mm(6") | 12" | 16" |
| 12 | 15/32 | 152mm(6") | 12" | 16" | 28 | 1-1/8 | 152mm(6") | 12" | 16" |
| 13 | 1/2 | 152mm(6") | 12" | 16" | 30 | 1-3/16 | 152mm(6") | 12" | 16" |
| 14 | 9/16 | 152mm(6") | 12" | 16" | 32 | 1-1/4 | 152mm(6") | 12" | 16" |
| 15 | 19/32 | 152mm(6") | 12" | 16" | 34 | 1-5/16 | 152mm(6") | 12" | 16" |
| 16 | 5/8 | 152mm(6") | 12" | 16" | 35 | 1-3/8 | 152mm(6") | 12" | 16" |
| 17 | 21/32 | 152mm(6") | 12" | 16" | 36 | 1-7/16 | 152mm(6") | 12" | 16" |
| 18 | 11/16 | 152mm(6") | 12" | 16" | 38 | 1-1/2 | 152mm(6") | 12" | 16" |
| 19 | 3/4 | 152mm(6") | 12" | 16" | 40 | 1-9/16 | 152mm(6") |