Alpha Metric Jobber Drill Bits 20.0mm (Reduced Shank 12.5mm)

Alpha Metric Jobber TiN Drill Bits by Sterling are of the highest quality when it comes to drilling. The Alpha Metric drill bit are made of fully ground M2 HSS for increased drilling life. The Titanuim Nitride coating reduces heat and increases lubricity for extended life. The 118 degree split pointis ideal for dilling into pilot holes. Independent testing has revealed Alpha Titanium Nitride drill bits last significantly longer than other leading brands.

• 118° split point - Better for drilling into Pilot Holes
• 3 Flats on Shank - Prevents slippage in chuck
• Black/ Bright finish acids chip flow & heat dissipation
• Full length ground from a single piece of HSS - eliminates breakage