CNC Metal Working Drill Customized Tungsten Carbide Step Drill Bit End Mill

Introduction:

AMG's innovative carbide step drill/end mill combines drilling, chamfering, and milling capabilities in one precision tool. Engineered for CNC machining centers, this versatile tool reduces tool changes by 80% while delivering exceptional accuracy in steel, aluminum, and exotic alloys.

Features:

✔ Dual-Function Geometry

• Step drill profile (2-4 diameters) + end mill cutting edges

• 30° helical flute design for optimal chip evacuation

• Reinforced core (20% thicker web) for rigidity

✔ Premium Carbide Substrate

• Ultra-fine 0.4μm grain structure

• High transverse rupture strength (4800N/mm²)

• Available in K10/K20/K30 grades

✔ Advanced Coating System

• Standard: AMG NanoX coating (3-5μm)

• Optional: Diamond-like carbon (DLC) for non-ferrous

• Extreme: AlTiCrN for hardened steels (HRC 65)

Performance Advantages:

For CNC Machining:

• Single-tool solution for hole making + peripheral milling

• 40% faster machining vs conventional tool sequences

• IT7-IT8 grade dimensional accuracy

• Mirror finish (Ra 0.2μm) achievable

For Process Engineering:

• Eliminates 3-4 tool changes per feature

• Reduces tool inventory by 60%

• Enables complex feature machining in single setup

Typical Applications:

Automotive: Transmission valve body machining

Aerospace: Lightening pocket + fastener holes

Medical: Implant multi-diameter bores

Mold Making: Ejector pin holes + clearance milling

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 Which payment methods do you accept?

We accept T/T, Credit card, etc.

4. 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.

  CHANGZHOU AMG PRECISION TOOL MANUFACTURING CO., LTD. is a leading manufacturer and solution provider specializing in high-performance carbide cutting tools for precision CNC machining applications. With a strong commitment to innovation and quality, we design and produce an extensive range of standard and custom cutting tools, including carbide drill bits, end mills, reamers, and complex non-standard forming tools tailored to meet the most demanding machining challenges.