Carbide Step Drill Bit With Through Coolant Hole For Heavy Duty
Machining
Introduction:
AMG's advanced carbide step drill with through-coolant technology delivers unmatched performance in heavy-duty machining.
Designed for high-production environments, this innovative tool
combines multiple drilling operations into one while maintaining exceptional tool life and hole quality.
Features:
Integrated Step Design
Combines pilot hole and chamfering in single operation
Precision-ground steps maintain ±0.01mm diameter tolerance
Saves 50-70% cycle time vs. conventional methods
Advanced Through-Coolant System
2-4 coolant channels (diameter dependent)
Maintains 15-20Bar coolant pressure at cutting edge
Reduces heat buildup by 40% in deep holes
Premium Carbide Construction
Specialized Coating Options
Performance Advantages:
50% faster than conventional twist drills in stacked/stainless steel
No secondary deburring required (clean hole edges)
Consistent accuracy across all step diameters (±0.02mm)
Typical Applications:
Automotive: Drilling+chamfering engine blocks
Aerospace: Stack material drilling
Energy: Flange hole preparation
General Engineering: High-volume production
Detailed Pictures:
Our workshop:
Promotion policy:
Free sample: Free samples can be provided, if client is willing to pay the
shipping cost.
Special offer for new customers: Enjoy USD50 discount when you spend USD500+ on your first order.
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.
