This 4-22mm Step Drill is specially designed for precision drilling of holes in aluminium, brass, copper, plastic, steel and wood. Manufactured from high steel for increased durability and cutting power. Titanium coated to reduce friction and heat. 2mm step increments.

• Specially designed for precision drilling of holes in aluminium, brass, copper, plastic, steel and wood
• Manufactured from high speed steel for increased durability and cutting power
• Titanium nitride coated to reduce friction and heat
• 2mm step increments