Cobalt Drill Bit Set, M35 High Speed Steel Metal Drill Bits Jobber Length for Hardened Metal

Premium Quality - Made of industry-grade 6542 high-speed steel, Cobalt twist drill bits are harder than the 4241/4341 HSS used in similar bits. Precise & Efficient Drilling Performance - Fully ground spiral groove design clears particles quickly and decreases friction and heat for a faster and cooler drilling performance. Point Angle - 135° split point with straight shank prevents walking and makes drilling precise and faster. No center punch is needed. Multiple Application - Perfectly suitable for cutting hard metal such as stainless steel, steel, cast iron, Wood, Aluminum Alloy, etc. Well-Organized - Fitting the majority of power drills currently on the market and come with a portable plastic case for easy storage and organization.