HSS Cobalt Drill Bit Set 9/32 Inch 10Pcs M35 Co Twist Jobber Length Steel Metal Drill Bits

HSS Cobalt Drill Bit M35 Jobber Length 135 Deg.Split Point for Hard Metal, Steel Drilling. 1.)Made from M35 High Speed Steel and contain 5% Cobalt,which increases wear-resistance,durability and extra longer life span.2.)Fully ground spiral groove design clears particles quickly,decreases friction and heat for faster drilling performance.3.)135°quick-cut pilot split points are self-centering and can penetrate quickly with less pressure.Straight shank prevents walking and makes drilling precise and faster.4.)Suitable for drilling holes as Stainless Steel,Copper,Cast Iron,Galvanized Pipe,Aluminum Alloy,Wood and Other Softer Metals.5.)Manufactured to standard, This drill bit fits the majority of power drill currently on the market and easy storage and DIY.6.)Drilling Holes in Various of Hard Metal, Metal Sheet, Iron, Steel, Steel Plate, Stainless steel, Zinc Alloy, Aluminum, Copper..etc.