Changzhou AMG Precision Tool Manufacturing CO., LTD
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5D Carbide twist drill bits for aluminium
Introduction:
Features:
1.5D Depth Ratio – Stable drilling up to 5× drill diameter
2.Aluminum-Specific Geometry – High helix angle (35°–45°) for smooth chip flow
3. Polished Flutes – Minimize material adhesion (BUE)
Detailed Pictures:
Our workshop:
Promotion policy:
Free sample: If clients can pay shipping fee, could get free samples (under USD20) for testing.
Special offer for new customers: New clients can enjoy USD50 discount coupon for first order, if the total order amount is more than USD500.
Our advantages:
1.Advanced grinding machines: All of our grinding machines are WALTER and SAACKE brands.
2.Advanced inspection machines: We have ZOLLER, OMEGA, PG1000, etc. For inspecting each carbide tools.
3.Fast feedback: we offer 24 hours online service
4.Strict quality control system:
We strictly adhere to a three-stage inspection process for each tool:
Raw material inspection
Semi-finished product inspection after production
Final inspection after coating (pre-shipment check)