MINHER 6PCS Combination Drill Taps 1/4" HSS M3-M10 Screw Hexagonal Tools Drill Bit Set Hand Tap Hex Shank Plug Drill Bits

Description

Technical data: ★. Name: Hex shaft combination of drill and tap bit ★. Material: High-speed steel ★. Use for punches, thread cutting, chamfering SAE Size: 6-32NC (3.5 mm), 8-32NC (4.2 mm), 10-32NC (5 mm), 10-24NC (5 mm), 12-24NC (5.7 mm), 1/4-20NC (6.35 mm) ★. Shank Diameter: 6.35 mm 1/4 hex shaft Features: ★. Suitable for drilling, tapping, cutting on soft metal, aluminium plate, iron, wood etc. ★. Quickly replaced composite cone, uses drilling edge principle. ★. Drilling and tapping in one-step processing, saving significant processing steps and time costs, improving work efficiency. ★. Even centering point, do not need a guide hole or center punching. ★. High hardness, stainless, solid and durable. Delivery content: 6 x Drilling Valve countersunk head