Sutton Drill Bit 1/2"

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Overview Sutton Tools Heavy Duty Cobalt jobber drills are industrial quality for drilling materials that have high hardness and tensile strength such as cast iron, bronze, hardened steel & stainless steel. These drill bits feature a thick core for increased rigidity in hard materials. Features 135° split point (drills > 2mm & 3/32) enables accurate positioning and less drilling pressure Thick core for increased rigidity in hard materials Precision engineered parallel shank for accurate hole size Made from HSS Co. The 5% cobalt formula improves abrasive & heat resistance, for increased strength at higher cutting temperatures Colour Tempered surface finish enables identification of cobalt tool material Specifications Diameter: 1/2" (12.7mm) Flute Length: 114mm O/A Length: 152mm Show more