SP TOOLS Step Drill Bit Set - Hss Sae - 3pc / Model: SP31399

What's Included

• 3/16” to 3/4” (10-step bit)
• 1/8” to 1/2” (13-step bit)
• 1/4” to 1-1/4” (17-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