Norseman Heavy Duty TiN Duplex Coated 29Pc Drill Bit Set - Jobber Length 3 Flats (BL-29P) (50842) Drill Bit Sets Thick sidewall construction

Thick sidewall construction

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Durable Leather Construction – Heavy-duty build for daily jobsite use

Chrome Plated Sockets for superior corrosion resistance

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Norseman Heavy Duty TiN Duplex Coated 29Pc Drill Bit Set - Jobber Length 3 Flats (BL-29P) (50842) Drill Bit Sets Thick sidewall constructionExtreme tool life vs other drills. Duplex PVD coatings resist degradation and thermal breakdown allowing the tool to stay sharp and continue cutting long after normal drills have worn out. Enhanced thermal stability in high heat applications. Multiple layers create a super smooth finish that reduces the possibility of galling and gives extreme tool life in aluminum applications. 135 split point is self centering for reducing thrust and easier