Bảng giá 6Pcs 1/4'' Hex Shank HSS Screw Spiral Point Tap Drill Bit 3.5mm-6.35mm NC - intl

Giới thiệu sản phẩm 6Pcs 1/4\'\' Hex Shank HSS Screw Spiral Point Tap Drill Bit 3.5mm-6.35mm NC - intl

6Pcs 1/4'' Hex Shank HSS Screw Spiral Point Tap Drill Bit 3.5mm-6.35mm NC SAE

Features:
1. Suitable for drilling, tapping, cutting on soft metal, aluminum plate, iron, etc.
2. Fast replacement composite cone, uses drill edged principle.
3. Drilling and tapping in one, one-step processing, greatly save processing steps and time costs, improve working efficiency.
4. Self-centering point, do not need assistant center drilling or center punching.
5. High hardness, rustproof, solid and durable.
6. Back tapered beyond tap to prevent thread damage from over-drilling.
7. Deburr/countersink also provided on bit beyond back taper.
 
Specifications:
Name:Hex Shank Combination Drill and Tap Bit
Material:High speed steel
Suitable for soft metal tapping, such as aluminum plate, thickness of less than 3--4mm.
Use for hole punching,tapping,chamfering
SAE Size:6-32NC (3.5mm),8-32NC( 4.2mm),10-32NC( 5mm),10-24NC ( 5mm),12-24NC( 5.7mm),1/4-20NC( 6.35mm)
Shank Dia:6.35mm 1/4 Hex Shank

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