Nitride drill bits run cooler, drill smoother and last up to three times longer than your standard drill bit set. Titanium nitride (TiN) is an extremely hard ceramic material that protects the steel bit for extended performance life. The drill bit set features regular 118° tips for drilling in wood, metal, plastic and most other materials. 29 fractional sizes 1/16″ to 1/2″ by 64ths. 26 letter sizes A to Z. 60 numbered wire-gauge sizes 1 to 60 by 64ths. 135° drill tips or Point Angle is designed to drill and withstand very hard, dense materials such as Armor Plate, Nickel Alloys, and Stainless Steel while preserving bit sharpness and usable life. Split point prevents skating increasing alignment accuracy. Be sure to follow “Machine Shop” standards and match: drill speed, material and type of cut, to maximize cutting life of tools. The item “115 & 29 Piece Cobalt Drill Bit Set’s HIGH SPEED” is in sale since Saturday, July 02, 2016. This item is in the category “Home & Garden\Tools\Power Tools\Drill Bits”. The seller is “ccclevelands16″ and is located in Stockton, California. This item can be shipped worldwide.

• Type: Cobalt
• Brand: Warrior
• MPN: 6133618864475/792363618854
• Model: 6133618864475/792363618854
• Country/Region of Manufacture: China