JET-KUT® COBALT Super Premium Jobber Drill Bit

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Heavy duty bits for drilling hard tough metals: free machining stainless steel, high temperature alloys, titanium, and certain plastics High red hardness allows 30% higher drilling speeds over regular high speed steel drill bits Razor sharp 135° split point self centring tips eliminating “walking” and the need for centre punching Superior bronze oxide (gold) ground flute finish reduces friction translating to less operator pressure and longer life Special flute form enhances chip ejection reduces drill retractions (woodpeckering) and improves coolant flow to the tip Decimal Drill Size 0.4219" Drill Size 27/64" Finish Bronze Oxide Gold Material Cobalt Material Application Wood, Alloy Steel, Plastic, Stainless Steel, Steel, Titanium Point Angle 135° Shank Type 3-Flat Show more