Draper Step Drill Bit - 4-30mm - 53871

The Draper Step Drill Bit is suitable for steel, brass, copper, aluminium, wood, and plastics.

The bit drills holes in 2mm increments, ranging from 4mm to 30mm.

Clean the bit after use with a wire brush or cloth, apply a light coat of oil, and store it in a dry place.

The total length of the drill bit is 65.5mm.

The bit is made from high-speed steel.

Tighten the chuck securely and ensure the bit shank is clean.

Yes, using cutting oil (especially with metals) is recommended to reduce friction, prevent overheating, and extend the bit's life.

Tighten the chuck securely. Ensure the bit shank is clean and free of debris.

Ensure the bit is perpendicular to the material and that you're using the correct speed for the material. Check the bit for any damage.

Reduce the drilling speed, apply cutting oil (for metals), and use consistent pressure. Avoid excessive force.