CK 20mm Fast4 drill bit.

• For use in nail embedded timber, chipboard, blockboard, particleboard and laminated sheet.
• 20mm hole diameter.
• 120mm overall length.
• 4 blades provide 100% faster drilling than with a flat bit.
• Optimised flute geometry for faster waste removal.
• Precision ground cutting edges with outer spur blades for a smoother cut and cleaner breakout.
• HSS bi-metal construction.
• 6.35 Hex shank.
• Screw point allows accurate positioning and pulls the bit through with less effort.