Product: 6 Pcs 1/4" HSS Spiral Hex Shank Combination Drill Screw Tap Bit Set (M3-M10) with Automatic Spring Loaded Center Punch Tool - Gold
Brand: LepoHome
Color: Gold
6PCS 1/4" Hex HSS Composite Spiral Screw Tap Drill Thread M3-M10 with Automatic Center Punch Tool
 
 Specification:
 Material: High-speed steel(HSS 4341)
 Color: Silver
 Metric: M3x0.5, M4x0.7, M5x0.8, M6x1, M8x1.25, M10x1.5
 Shank: 1/4" (6.35mm) hex shank
 Size: M3, M4, M5, M6, M8, M10
 Center punch material: iron, high-speed steel punch head, brass protective coating 
 Center punch size: 13 cm/ 5 inch in length, 1.27 cm/ 0.5 inch in diameter 
 Usage: Suitable for drilling, tapping, cutting on soft metal, aluminum plate, iron, etc.
 
 Description :
 1.High hardness, rustproof, solid and durable.
 2.The advantage is opening, tapping, chamfering.
 3.Self-centering point, do not need assistant center drilling or center punching.
 4.Drilling and tapping in one, one-step processing, greatly save processing steps and time costs, improve working efficiency.
 
 Features :
 1. Save processing steps and time costs, improve efficiency
 2. Spiral groove, within the processing thread, cutting up to exclude, and was curled applied internally threaded through holes
 
 Package include:
 6 x Compound Tap Drill Bits
 1 x Automatic Center Punch Tool
 
 Caution: When you use this drill bits, the material temperature will get very high, please add some water or coolant to avoid the material get smoke when using it.
 【100% Satisfied 】Contact us if you are not satisfied with it for any reason. And we promise all the issue will be solved within 24 hours.
Material: HSS (4341) High hardness, rustproof, solid and durable; Self-centering design: do not need additional center drilling or center punching
Fast replacement composite cone, uses drill edged principle. Drilling and tapping in one, one-step processing, greatly save processing steps and time costs, improve working efficiency.
Metric: M3x0.5, M4x0.7, M5x0.8, M6x1, M8x1.25, M10x1.5.Shank:1/4 inch (6.35mm) hex shank
The Automatic Center Punch delivering an automatic spring-driven strike when pressed against surface, it can be adjusted cap regulates striking force
Widely Use: Suitable for drilling, tapping, cutting on soft metal, aluminum plate, iron, etc. Note:Low Speed and Cutting holes in materials (Thickness: <3mm)

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