118 Degree Carbide Step Drill Bit Customized Solid Carbide CNC Bits

Tungsten carbide CNC Cutting Tools Step Drill Bits Solid Carbide Tool

Introduction:

AMG's solid carbide step drill bits represent the pinnacle of multi-diameter drilling technology. Designed specifically for CNC machining centers, these high-performance tools combine exceptional accuracy, extended tool life, and time-saving efficiency in a single robust design.

Features:

 Advanced Carbide Formula

• Ultra-fine 0.5μm grain tungsten carbide substrate

• Special binder formulation for shock resistance

• 93.5 HRA hardness for maximum wear resistance

✔ Optimized Step Geometry

• Precision-ground diameters (±0.01mm tolerance)

• Graduated step transitions minimize burring

• Customizable step configurations (2-5 diameters)

✔ High-Performance Coatings

• Standard: AMG Nano coating (all-purpose)

• Premium: TiAlSiN for high-temp alloys

• Special: Diamond coating for composites

Performance Advantages:

For CNC Operators:

• 60% faster than conventional drilling methods

• Produces finished holes in single operation

• Excellent chip evacuation in all materials

For Production Managers:

• Reduces tool inventory requirements

• 3-5× longer life than HSS step tools

• Maintains precision through entire lifespan

Typical Applications:

• Automotive: Engine block oil galleries

• Aerospace: Composite/titanium stacks

• Electronics: Heat sink mounting holes

• Medical: Implant component drilling

Detailed Pictures:

Our workshop:

Promotion policy: 

To help you experience our premium products, we’re excited to offer the following exclusive promotions for first-time buyers:

1.Free Test Samples

Get free samples (total value ≤ $20 USD) when you cover the international shipping cost.

Perfect for evaluating our product quality and performance risk-free.

2.$50 USD Discount on First Order

New customers can enjoy a $50 discount on the first order of $500 or more.

A great way to start our partnership with extra value!

FAQ:

1. Which shipping method do you usually use?

We usually send goods by express like FedEx, UPS, DHL, TNT, EMS, ETC.

We also can send products to your shipping agent in China.

2. How about the delivery time?

For stock items, we can dispatch within 2 business days after receiving payment.

For the out-of-stock items, it depends on the quantity.Usually is around 5-7 business days.

3. Can you do OEM? 

Yes, we can.

4. Where is your factory.

Our factory is in Changzhou City, Jiangsu Province, China.

It’s around 1 hour from Shanghai by High-Speed Train.

5. Can you produce special carbide tools?

Yes, we can produce special carbide tools according to your drawings or samples.And we also can design the tools according to the drawing of your work pieces.