NORTOOLS Hex Shank Drill Bit Set 13 PCS High Speed Steel Titanium Coated Twist Drill Bits 1/4 Inch Quick Change Hex Driver Set for Wood Plastic Aluminum Alloy (1/16" - 1/4") Description Specifications: Material: HSS, Titanium Coating Angle Point: 135 Degree Flute Type: Spiral Shank Type: Hex Shank Set Includes: Retailed packaged 13 pieces twist drill bits, include 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" High Speed Steel: High speed steel construction provides ultimate durability and the titanium coating ensures a longer service life so that the drill bits last through multiple uses. Twist Design: The split point tip and twist design increases cutting speed while easy self centering prevents walking. Say bye to all those chips and particles, with the twist design the drill bit can quickly clears them out, and leaves a clean, smooth hole. Notice: Please keep cool and gentle using, the working life of the twist drill bits can be largely prolonged by proper usage. Features: HSS Titanium Coating - Classic HSS construction with titanium coating for capability and durability. The cutting edge is hardened and honed for sharpness, chatter-free design with staggered cutting teeth ensure the precise countersinking and hole smooth clean. Includes Size: 13 Sizes: 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". Meet Your Demands - Suitable for wood, carbon steel, sheet steel, fiberboard, rubber, plywood, PVC, plastic Home DIY, and General Building/Engineering Use. Organized Holder - A drill bits holder with size index is included in the set for easy storage and organizing. The drill bits set fits the majority of brands currently on the market. Product Details: Material: HSS(High Speed Steel) Finish Type: Titanium Shank Type: Hex Cutting Angle String: 135 Degrees Brand: NORTOOLS Is Discontinued By Manufacturer ‏ : ‎ No Package Dimensions ‏ : ‎ 6.2 x 4.7 x 0.5 inches; 7.2 Ounces Item model number ‏ : ‎ AH1160 Date First Available ‏ : ‎ November 28, 2017 Manufacturer ‏ : ‎ NORTOOLS Best Sellers Rank: #195,324 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement) #107 in Hex-Shank Drill Bits #107 in Hex-Shank Drill Bits Customer Reviews: 4.2 4.2 out of 5 stars 220 ratings