5pcs M3-M8 HSS Spiral Screw Tap Machine Thread Tap for Alumunium and Alumunium Alloy

Description 5pcs Spiral flute tap is one of the tools thread forming Specification Material HSSDiameter of Head 3mm 4mm 5mm 6mm 8mmThread M3 0 5 M4 0 7 M5 0 8 M6 1 0 M8 1 25Purpose processing nuts or common thread on alumunium or alumunium alloy parts for the tapping machine Quantity 5pcs Features The application of nitriding enhances the abrasion performance surface hardness fatigue limit anti erosion ability of the tapping Small resistance smooth chip removal smooth cutting surface no residue with good machinability it can tap to the button of blind hole Flexible to be use processing efficiency good stability safe and reliable widely used low processing cost can be applied to a variety of jobs Package Included 1 x Spiral flute tap set 5pcs More Details