product description:
Features: 100% brand new and noble quality.
Suitable for drilling, tapping, cutting on soft metal, aluminum plate, iron, etc.
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.
Self-centering point, do not need assistant center drilling or center punching.
High hardness, rustproof, solid and durable.
Specifications: Material: HSS
Shank diameter: 6.35mm hex shank(1/4")
Color: silver tone
Full length: 56mm
Blade length: 28mm
Shank length: 30mm
Blade diameter Weight: 001 6-32NC(3.5mm) about 8g
002 8-32NC(4.2mm) about 8g
003 10-24NC(5mm) about 9g
004 10-32NC(5mm) about 9g
005 12-24NC(5.7mm) about 10g
006 1/4-20NC(6.35mm) about 11g
Package Included: 6x Hex Shank HSS Drill Bit & Screw Tap of Imperial Units
RUIMI Warranty Description:If this item was damaged within 30 days,Please send E-mail to us (add items damaged photo)
Plan A :We will
return all money to you
Plan B:we will resend new one for you,
meanwhile we pay the return shipping fee
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