IRWIN Step Drill 5mm to 35mm (13 Steps in 2 to 3mm Increments) 10502854

The Irwin Step Drill Bits are designed for precise drilling in thin materials and have a single flute for maximum drilling control into sheet metal. Their unique flute design ensures perfect round holes in sheet metal. A fluted shank also prevents the drill bit from slipping in the chuck, along with a self centring point that will not walk and eliminates centre punching. Made from industrial grade M7 high-speed steel.Irwin Step Drill Bit. Number of hole sizes: 13.Hole diameters: 5, 7.5, 10, 13, 16, 19, ... - Manufacturers part numbers: SBD11105|10502854|Pee2e28389ab841b683e5558a3c462def

• IRWIN, 133 years of ingenuity and high quality
• For drilling sheet metal
• Made from industrial grade M7 high-speed steel
• Self-centring point eliminates centre punching
• Flattened shank prevents the drill bit from slipping in the chuck
• Single flute for maximum drilling control