Specification Brand : gernie BulletPoint1 : 'Selling Summary: set, selling description A set consisting of for twist drill bits and drill bits, no need to buy them separately, purchase them all at once, save time and worry, and increase work efficiency. ' BulletPoint2 : Available in a variety of sizes and compatible with most drills on the market BulletPoint3 : Made with high for speed steel for durability and long service life BulletPoint4 : Specifications: The for twist drill a precise 135° bit angle, an oxidized finish and a round straight shank, which can prevent walking and remove chips and particles faster. BulletPoint5 : Suitable for use and cutting of various materials including hard plastics and wood CuttingAngleString : 135.0 degrees ExternallyAssignedProductIdentifier : 7645038721799 FinishType : Gold ItemName : Premium Twist Drill Bit Set 135° 15Pcs Spiral Drill Set Unmatched Twist Drilling Efficiency ItemPackageDimensions_Height : 5 centimeters ItemPackageDimensions_Length : 14 centimeters ItemPackageDimensions_Width : 8 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : jobber-drill-bits ItemTypeName : Jobber Drill Bits Manufacturer : gernie MaximumRotationalSpeed : 13000 rpm ModelName : WALFRONTsm5rxkgd6y-12 ModelNumber : gerniend4g2ygm1h NumberOfItems : 1 PartNumber : gerniend4g2ygm1h ProductDescription : 1. High Speed Steel Material: This is a twist drill with cobalt high speed steel drill bit, which is durable and has a long service life. 2. Basic Specifications: The twist drill has a precise 135° bit angle, an oxidized gold finish and a round straight shank, which can prevent walking and remove chips and particles faster. 3. Heat Resistance: Twist drill alloys containing 5% cobalt can improve heat resistance, especially when drilling hard metals. 4. Professional Use: Twist drills are very effective in cutting hard metals such as stainless steel, cast iron, high temperature alloys, alloys, hard plastics and wood. 5. Satisfying Needs: Twist drills can perfectly meet your different needs and are suitable for most electric drills currently on the market.