Hand Tap Hex Shank HSS Screw Spiral Point Thread Metric Plug Drill Bits M3 M4 M5 M6 M8 M10 6pcs/set Hand Tools, HPiano 1/4" Hex Shank HSS Metric Right Hand Screw Thread Tap Taper Drill Bits

Function: 1. Made of high speed steel 4241, perfect for your device. 2. Suitable for tapping machines, bench drills. 3. Convenient hardware, 1/4 inch hex shank, quick and easy to change. Specification: Thread (metric): M3 x 0.5, M4 x 0.7, M5 x 0.8, M6 x 1, M8 x 1.25, M10 x 1.5. Blade diameter: 3 mm, 4 mm, 5 mm, 6 mm, 8 mm, 10 mm. Shank Diameter: 6.35mm/0.25" Shaft length: approx. : 25 mm. Total length (max): approx. 58 mm / 2.28 inches. Chamfer angle: 90. Material: high-speed steel 4241. Colour: silver. Weight (total): 81 g. Note: 1. Before operating the tap, add some oil to make the operation smoother and extend the life of the tap. 2. Application: High speed steel 4241 is suitable for wood, aluminum, iron and other material with lower hardness, the material thickness is 3-5mm. Be careful when using it with carbide! Package includes: 1 set of spiral taps (total 6 pieces)