Specification Brand : Generic BulletPoint1 : TUNGSTEN STEEL MATERIAL: The drill bits are made from tungsten steel, with strong abrasion resistance, high hardness and bending strength. BulletPoint2 : WIDE PURPOSE: This set can be widely used for drilling and carving of amber wax, circuit board, electric board, jewelry, hardware and plastic, etc., can also be used for of 3D printer nozzles. BulletPoint3 : EFFICIENT DRILLING: With sharply cutting edge and smoothly slot , the drill bits can work quickly, cleanly without leaving burrs or waste chip. BulletPoint4 : 10 PCS SET: The set contains 10 pcs drill bits, with 1/8in shank, easy to connect to the drill machine, come with a box for easy storage and carrying. BulletPoint5 : LOCATING DESIGN: Designed with locating , reducing the machine debugging time, improving work efficiency. ExternallyAssignedProductIdentifier : 7390098502108 ExternallyAssignedProductIdentifier1 : 0720073450891 ExternallyAssignedProductIdentifier2 : 720073450891 FinishType : Finished ItemName : 5PCS BRT23H BRT23H-X007 BRT23H-X007T SOP6 ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 12 centimeters ItemPackageDimensions_Width : 8 centimeters ItemTypeKeyword : hole-enlarging-drill-bits Manufacturer : shenzhenfenxindianzikejiyouxiangongsi PartNumber : BRT23H ProductDescription : Specification: Item Type: Drill Bit Set Drill Bit Material: Tungsten Steel Handle Material: White Steel Locating Material: PCB Length: Approx. 38mm/1.5in Shank Diameter: Approx. 3mm/0.12in Applicable for: Drilling and carving of amber wax, circuit board, electric board, jewelry, hardware and plastic, etc., as well as of 3D printer nozzles