SP TOOLS Step Drill Bit Set - Hss Metric - 3pc / Model: SP31398

What's Included

• 6 to 30mm (13-step bit)
• 4 to 20mm (9-step bit)
• 4 to 12mm (9-step bit)

• Made from high quality high speed steel (HSS) offering the best combination of strength, heat & wear resistance
• Industrial grade - extremely sharp, strong and durable
• Precision engineered for accurate hole sizes
• Drills perfectly round holes in steel, brass, plastic, wood etc
• Two flute design provides faster, smoother and cleaner cuts
• Automatically deburrs hole as you drill
• Self-starting - No Center punching required as the bit won't skate off target
• Each step is clearly labelled with depth diameters