Sutton D505 HSS-TiAlN Step Drill Spiral Flute

• For use in sheet metal, aluminium, plastic and fibre glass, ideal for sheet metal without pre-drilling.
• During drilling, the next step deburrs the previously drilled hole.
• Made from High Speed Steel.
• Futura Nano Coated- For the ultimate wear resistance.
• Spiral Flute - Reduces vibration and provides greater control through steps.
• 1/4" Hex Shank- Suitable for use with impact drivers and drills.