Stair drill bit for metal (Standard) – BLADE BBS4241

Stair drill bit with round handle is used for drilling cylindrical holes in the solid material of thickness up to 4 mm.
It is an ideal tool for processing sheet metal, performing electrical works, for car mechanics and other craftsmen.
It provides drilling without grinding and vibrations.
Narrowed cutting edges in the next drilling step may be simultaneously used. It perfectly drills round holes in steel, brass, copper, aluminium, wood and plastic.
It is made of the steel alloys HSS 4241.
It represents an excellent value for money.