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Four Spiral Flute Cobalt Step Drill Bit Set For Metal

M35 COBALT HIGH SPEED STEEL

HIGH HARDNESS TIAN COATING

Four-Flute Spiral Desig

3 HOLE SIZES

cobalt step drill bit application

THE RELIABLE CHOICE FOR EVERY MECHANIC

Four Spiral Flute Cobalt Step Drill Bit Set For Metal

M35 COBALT HIGH SPEED STEEL

HIGH HARDNESS TIAN COATING

Four-Flute Spiral Desig

3 HOLE SIZES

cobalt step drill bit application

THE RELIABLE CHOICE FOR EVERY MECHANIC

Four Spiral Flute Cobalt Step Drill Bit Set For Metal

$6.69 – $24.99

Material: M35 Cobalt

Shank: Hex shank

Delivery Time:

1pcs	500pcs	1000pcs	>1000pcs
3 days	7days	15days	To be negotiated

Customization:

Customized logo (Min. order 100 pieces)

Customized packaging (Min. order 500 pieces)

For other custom requirements, please contact us.

Description
Additional information

Four Spiral Flute Cobalt Step Drill Bit Set For Metal

Features

Four Spiral Flute: Four cutting blades design guarantees a faster and smoother cutting, allows swarf escape easily.
TiAlN Coating: With 89HRC surface hardness, harder materials can be cut and higher cutting speeds can be achieved.
M35 Cobalt Step Drill Bit: Prefect for Stainless Steel/Metal Sheet/Wood/Plastic/Aluminum Sheet/Copper and other metal sheets.

Weight	N/A
Dimensions	N/A
Material	M35
Size	1/4" – 1-1/8", 1/4" – 3/4", 1/8" – 1/2", 1/8" – 7/8" (3 PCS SET), 3/16" – 1-3/8", 3/16" – 7/8"
Shank	Hex Shank
Flute Type	Quadruple Spiral
Surface Finishes	Aluminum Titanium Nitride
Producing Process	Fully Ground
Applications	Metal, Stainless steel, Aluminum Alloy, Cast Iron, PVC, Wood

Why our products are of good quality

Strict raw material selection

Strict raw material selection

First class heat treatment process

Advanced heat treatment process

Hardness measurement of drill bits

Professional testing equipment

Drill bit performance sampling test

Quality Sampling Test

Why choose ZhongZuan Tools

After-sales service

OEM custom service

fast delivery

free sample

Retailer Services

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