Specification Brand : uxcell BulletPoint1 : Specification: Drill Bit Diameter: 10mm / 0.39-inch; Flute Length: 155mm / 6.1-inch; Shank Diameter: 10mm / 0.39-inch; Total Length: 250mm / 9.84-inch; 1 x Lengthened Drill Bits BulletPoint2 : High Speed Steel: Made of high-speed steel, with high hardness, heat resistance, wear resistance, durability and long service life. BulletPoint3 : Extended Drill:The jobber extended drill is suitable for a wide range of applications, allowing you to access hard-to-reach areas where ordinary drills cannot. High hardness, sharp twist drill bits will make drilling easier and more efficient. BulletPoint4 : Twisted Design: Split point tip and twist design increases cutting speed while easily self-centering to prevent movement. The twisted design of the drill bit quickly removes drilled chips, then leaving a smooth hole. BulletPoint5 : Notice: Please keep it cool and gentle when using it, the correct use can greatly extend the life of the twist drill. BulletPoint6 : Spiral Twist Flute: The drill bit is designed with spiral twist flute ensures fast chips and debris removal during drilling application BulletPoint7 : Round Shank: Featured with standard round shank is vasertile with various chucking types of tool holders when drilling different material Color : Blue CuttingAngleString : 135.0 degrees ExternallyAssignedProductIdentifier : 5060639920488 ExternallyAssignedProductIdentifier1 : 088381928083 ExternallyAssignedProductIdentifier2 : 0088381928083 ExternallyAssignedProductIdentifier3 : 00088381928083 FinishType : Titanium GpsrSafetyAttestation : 1 HandOrientation : Right Hand IncludedComponents : NO ItemName : uxcell 10mm Twist Drill Bits, High-Speed Steel Straight Shank Extra Long Drill Bit 250mm Length for Wood Plastic Aluminum ItemPackageDimensions_Height : 33.02 centimeters ItemPackageDimensions_Length : 2.54 centimeters ItemPackageDimensions_Width : 5.08 centimeters ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : jobber-drill-bits Manufacturer : uxcell Material : High Speed Steel Material1 : Stainless Steel Material2 : High Speed Steel ModelNumber : a22040100ux0168 NumberOfFlutes : 2 NumberOfItems : 110 NumberOfPieces : 115 PartNumber : a22040100ux0168 ProductDescription : Description: 1. Made of high-speed steel, with high hardness, heat resistance, wear resistance, durability and long service life. 2. The jobber extended drill is suitable for a wide range of applications, allowing you to access hard-to-reach areas where ordinary drills cannot. High hardness, sharp twist drill bits will make drilling easier and more efficient. 3. Split point tip and twist design increases cutting speed while easily self-centering to prevent movement. The twisted design of the drill bit quickly removes drilled chips, then leaving a smooth hole. 4. Please keep it cool and gentle when using it, the correct use can greatly extend the life of the twist drill. 5. For drilling on thin aluminum, copper, wood, PCB board. Not suitable for concrete, masonry and stainless steel.