【Package Included】Includes 3 step drill bits: 1 5-step drill from 4mm to 12mm, shank diameter 6mm; 1 9-step drill from 4mm to 20mm, shank diameter 6mm; 1 15-step drill from 4mm to 32mm, shank diameter 6mm. 3 Serrated Bits, Diameter: 3mm, 6mm, 8mm.

【High Quality】These drill bits are made of high-speed steel with titanium-plated surface, this step drill set is heat-resistant, wear-resistant, anti-oxidation, non-rusting, and has a long service life.

【Wide range of application】The drill is sharp and free to cut steel, aluminum, copper, plastic and wood, and many other types of metal sheets.

【A must-have for the handyman or professional】A variety of drill bits are ideal for home repairs and light work.

【Easy to Carry】The drill comes with a plastic case to keep the drill organized when not in use. Lightweight, compact and does not take up space, easy to carry at any time.