TOP Hexagonal shank metal drill for electric drills, cutting edge diameter 3.9 mm, ETD-3.9, 1 piece

Catalog number: ETD-3.9 Features: ●The cutting edge is X-shaped thinned, so the cutting edge does not slip away and holes can be drilled in the exact position. ●The hexagonal shank shaft allows for one-touch attachment to an impact driver. Applications: ●Cutting materials: iron, aluminum, copper, wood. Specifications: ●Blade diameter (mm): 3.9 ●Groove length (mm): 43 ●Total length (mm): 105 ●Shank shape: hexagonal shaft (6.35 mm) ●Shank diameter (mm): 6.35 Material/Finish: ●High-speed steel (HSS)