Auger bit made of hardened carbon steel (45#) with hardness 45°HRc (+/-2°),
with self-feeding threaded screw tip, special cutting edge and cutting spur SA.
Milled auger bit with ground and highly efficient dextrorotatory spiral LEWIS type,
hexagonal shank (HEX), enabling fastening in 3-jawed drill chuck.
The auger bit enables quick, precise, spot and chip-less drilling of holes.
Suitable for industrial purposes when using hand and machine drills,
for drilling in natural soft and hard wood (dry and humid wood), plywood,
veneered wooden boards, plaster boards as well as in other building materials made of wood.
Attention: Do not use when the mode of stroke drill is turned on.