GRAFF twist drill bit 3×61 mm GRAFF in wood are made in standard sizes.
Twist drill bits are recommended for processing soft wood, uncoated chipboards and chipboards.
Instructions for the user:
– fast drilling even when installed in cordless drills;
– wear-resistant CV steel;
– center point and 2 outside cutting points.
Parameters of the twist drill bits 3 mm for wood: D = 3 mm, L = 61 mm, l = 33 mm, d = 3 mm.
D – diameter of a drill bit, L – total length of a drill bit, l – length of a cutting part, d – shank diameter.