Wood drill made of hardened carbon steel (45#), with hardness 45° HRC (+/-2°), with self-centring conical guide pin driver and additional cutters for effective holes drilling.
Spiral dextrorotatory wood drill, spiral type N, roll forged with grinded drill margin, cylindrical shank matching drill's diameter.
Suitable for general purposes when using hand and bench drills, for drilling in natural soft and hard wood, plywood, cardboard-plaster plates, hard paperboard and in other building materials made of wood.
According to DIN7487.