Overview Reviews Product Description HSS 135° Degree split point (self-centering) which eliminates "walking" and reduces the thrust force needed Titanium nitride (TiN) coating increases wear and heat resistance while improving chip flow and higher lubricity Due to the better heat resistance of the TiN coating, the drill can be run at higher speeds and feeds Ideal for stainless steel and other difficult materials Clarkson Osborn Catalog Product Videos Custom Field Diameter 12mm Flute length 101mm Overall length 151mm Package quantity/sold as each 5 Product Reviews Write a Review Write a Review × Clarkson-Osborn 12mm TiN Coated HSS Jobber Drill Bit DR10720 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *