DeWalt DT5031-QZ Extreme Step Drill Bit 20-34mm

The DeWALT Extreme Step Drill Bit is designed for drilling and enlarging holes in metal, with a diameter range of 20 mm to 34 mm. It is suitable for construction steel, ferrous and non-ferrous metals, plastics, and thin-walled materials up to 3 mm thick. The bit features optimized geometry for faster penetration and precise drilling without step loss, and it is coated with titanium for increased wear and corrosion resistance. It uses a 1/4" hex shank and is compatible with standard drill chucks, delivering robust performance for professional applications.

Features

• Diameter range: 20–34 mm
• Material: HSS-G with titanium coating
• Shank: 1/4" hex
• Optimized geometry for fast, precise drilling
• For use on metal, plastics, and thin-walled materials up to 3 mm

Technical specifications

• Diameter range: 20–34 mm
• Maximum drilling thickness: 34 mm
• Material: High-Speed Steel (HSS-G)
• Shank type: 1/4" hexagonal
• Coating: Titanium
• Compatible with standard 1/4" hex drill chucks

Use appropriate speed for metal drilling; start at a low speed to create a guide hole, then increase speed as needed. Apply cutting lubricant if necessary to prolong tool life and improve performance.