【M35 Cobalt High Speed Steel】Industry grade M35 high speed steel drill bit set, harder than 4241 HSS used in other similar drill bits set. These drill bits also contain 5% Cobalt, which increases wear-resistance and durability.
【Versatile Use】Ideal for slicing through tough materials like Stainless Steel, Steel, Sheet Metal, and Cast Iron, alongside Plastic, Aluminum Alloys, Wood, and other softer materials. Ensure careful management of speed, pressure, and heat while drilling.
【29PCS 1/16"-1/2" Cobalt Drill Bits】29PCS - 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4", 17/64", 9/32", 19/64", 5/16", 21/64", 11/32", 23/64", 3/8", 25/64", 13/32", 27/64", 7/16", 29/64", 15/32", 31/64", 1/2" Metal Drill Bits. This drill bit fits the majority of power drill currently on the market.
【Fully Ground Process & 135° Split Point】Fully ground spiral groove design clears particles quickly, decreases friction and heat for a faster and cooler drilling performance. 135° split point with straight shank prevents walking and makes drilling precise and faster. No center punch is needed.
【90 Days Warranty】If you are not fully satisfied for any reason, please contact us for 100% refund or replacement.