Specification Brand : uxcell BulletPoint1 : [Feature]: Size: 1/4" 3/8" 1/2" 5/8" 3/4" 7/8", Shank type: Hex Handle, Height: 44.6mm/1.76 inches, 49.3mm/1.94 inches, 60mm/2.36 inches, 61.5mm/2.42 inches, Shank diameter: 6.35mm/0.25inch BulletPoint2 : [Material]: The swaging tool drill bit is made of durable and wear-resistant bearing steel. It possesses toughness and impact resistance, ensuring a long service life and ease of use. BulletPoint3 : [Function]: When connecting the copper pipe of the air conditioner, the copper pipe can be expanded so that two copper pipes can be connected. (More efficient than a round head reaming tool, the drilling speed should not be too fast) BulletPoint4 : [Easy To Use]: It needs to be used with power tools such as hand electric drill, saving you time and improving work efficiency. BulletPoint5 : [Heat by Friction]: The drill expander for molding tubes using heat by friction way more surface of between the flare and the Valve. Preserve copper malleability during the molding process, for a leak-tight fitting. Color : 10PCS Configuration : Refer to description CustomerPackageType : Standard Packaging Edition : Standard Edition ExternallyAssignedProductIdentifier : 8593724603746 ExternallyAssignedProductIdentifier1 : 0670009281221 ExternallyAssignedProductIdentifier2 : 670009281221 HandOrientation : Refer to description IncludedComponents : 1 ItemDisplayDimensions_Depth : 3.11 inches ItemDisplayDimensions_Diameter : 6.61 inches ItemDisplayDimensions_Height : 3.11 inches ItemDisplayDimensions_Length : 6.61 inches ItemDisplayDimensions_Width : 3.78 inches ItemName : uxcell 12Pcs Swaging Tool Drill Bit Set HVAC Repairing Flaring Tool Tube Expander Hex Shank with 1/4" 3/8" 1/2" 5/8" 3/4" 7/8" for Copper Aluminum Pipe ItemPackageDimensions_Height : 13.3 centimeters ItemPackageDimensions_Length : 7.7 centimeters ItemPackageDimensions_Width : 10.3 centimeters ItemPackageQuantity : 2 ItemShape : Refer to Description ItemTypeKeyword : boring-bits Manufacturer : uxcell Material : Carbon Steel MfgSeriesNumber : Refer to description ModelName : Swage Tube Expander ModelNumber : BNB329 NumberOfFlutes : 2 NumberOfItems : 500 PartNumber : a24121200ux0610 Pattern : Refer to description PowerSourceType : hand-powered ProductDescription : Features: The swaging tool drill bit is made of durable and wear-resistant bearing steel. It possesses toughness and impact resistance, ensuring a long service life and ease of use. When connecting the copper pipe of the air conditioner, the copper pipe can be expanded so that two copper pipes can be connected. (More efficient than a round head reaming tool, the drilling speed should not be too fast) It needs to be used with power tools such as hand electric drill, saving you time and improving work efficiency. The drill expander for molding tubes using heat by friction way more surface of between the flare and the Valve. Preserve copper malleability during the molding process, for a leak-tight fitting.