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Step Drill Bits - Free UK Delivery Over £25 - Buy Online | Zoro

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: 10.Hole diameters: 4, 6, 8, 10,12, 14, 16, 18, 20 and 22mm.
Note: Image is for illustrative purposes only and may differ from the actual product

Step Drill Bit 4-22mm (10 Holes)

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 10. Hole diameters 4, 6, 8, 10,12, 14, 16, 18, 20 and 22mm.

Step Drill Bit 4-22mm (10 Holes) IRW10502853

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