Fast4Access Wood Drill Bit 20mm x 80mmFast4Access Wood Drill Bit 20mm x 80mm~ 50% shorter for better access. ~ 4 blades offering 100% more cutting blade than a flat bit for faster drilling. ~ Optimised flute geometry for faster waste removal. ~ Precision ground cutting edges with outer spur blades for a smoother cut & cleaner breakout. ~ Screw point allows accurate positioning & pulls the bit through with less effort.~ Clean hole results.