Milwaukee 10 Piece Drill Set Metric Titanium 3-10mm Red Hex These Milwaukee SHOCKWAVE Red Hex 10 Piece Drill Bit Sets are professional trade quality. Featuring 135 degree split point tips, a variable helix allowing for maximum cutting and clearing, chip breaker splits up the size of the material from the cutting edge plus the drill bits are titanium coated. Sizes range from 3mm up to 10mm. 135° Split Point Tip – Drill bit starts engaging the material on contact for fast starts. Drill bit does not walk across material Variable Helix™ – Provides a solution to cutting vs clearing material removal problem. Allows for fast and efficient material ejection to reduce heat Chip Breaker™ – Splits up the size of the material from the cutting edge. Cools the material faster by breaking it into small pieces Productivity – Suitable for use in drills and impacts. Offers increased productivity when drilling and fastening. Set includes; 3mm/3.5mm/4mm/4.5mm/5mm/6mm/7mm/8mm/9mm/10mm.