Flat wood drill bit set
HERMAN QDW-31 Forged
15 pcs drill bits in set

Sharp centre point and two pre-cutting burrs on both sides, precision ground special cutting geometry:
precise drilling and drill bit guidance without tearing out the edges of the drilled hole

Reinforced drill body:
no need to worry about pressure when drilling even with a powerful drill

1/4" shank (6.35 mm OD hexagon):
allows use in three jaw chucks and also in screwdrivers with 1/4" quick-release system

Option of attaching the DW-80 extension attachment:
suitable accessory to allow the extension of the flat drill body

Made of C 55 tool carbon steel (0.52 - 0.6% carbon):
the subsequent forging and hardening process results in a strong and highly load-resistant milling drill bit (the standard raw material for this type of drill bit is C45 steel with a lower carbon content)

Surface finish:
black phosphated

Recommendation:
Always work with a sharp drill bit. When drilling diameters of 6 - 38 mm mm, drill at speeds in the range of 1,600 - 550 rpm. The smaller the diameter, the higher the speed and vice versa.