Material: HSS Drill 4241
Black Chamfer Drill Body Material: Steel #45
Dia. of Chamfer: 15.8mm
3mm(Dia) x 60mm(L)
4mm (Dia)x 75mm(L)
5mm(Dia) x 85mm(L)
6mm (Dia)x 93mm(L)
7mm(Dia) x 100mm(L)
8mm (Dia)x 110mm(L)
10mm(Dia) x 120mm(L)
7 x Drill Bit
1 x Hex Shank
The woodworking drill is made of HSS 4241, the middle chamfer drill body is NO. 45 steel.
7 Sizes in one drill bit set(3mm/4mm/5mm/6mm/7mm/8mm/10mm), which meet your different needs perfectly.
Drilling length can be adjusted for various length screws simply loosening and tightening the setscrews.
Chamfer is 5 flutes that can discharge the wood more rapid in the process of using, sink hole disposable drilled smooth, screw cap perfect embedded in the surface of work piece.
Suitable for aluminum, wood（hardness less than 25 degrees） and plastic, ideal for production, maintenance or portable drilling jobs.