Bit Wood Twist Drill + Countersink Set Diameter 3 12 mm, Shaft 1/4 Inch Hexagonal in Plastic Case

Box contents: HSS wood twist drill diameter 3-4-5-6-8-10-12 mm, HSS countersink diameter 16.5 mm, countersink diameter 3-4-5-6 mm, includes bit holder. Design: DIN 3126-C6.3, wood twist drill bit made of high-alloy steel, with centring point, 2 cutting edges and 2 tapers. Optimal taper taps in a drawn design ensure the pulling and cutting of the wood fibres before the hole is drilled. 4 guide chamfers prevent the diameter from diffusion (up to 1500 holes without resharpening).