3 Flute Solid Carbide Step Drill Bit Straight Flute Multi Level Cutting Tool for Metal Plastic
Introduction:
Our 3-Flute Solid Carbide Step Drill Bit revolutionizes multi-diameter hole-making operations with its innovative straight-flute design. Engineered for precision and efficiency, this advanced cutting tool combines multiple drilling diameters in a single tool, eliminating the need for multiple bit changes. The three-flute carbide construction delivers exceptional stability and chip evacuation, making it ideal for CNC machining centers, automated production lines, and precision manual applications across various materials.
Features:
✔ 3-Flute Straight Design - Provides superior chip clearance and vibration damping compared to traditional spiral flute drills
✔ Multi-Diameter Steps - Single tool performs drilling, chamfering, and countersinking in one operation
✔ Premium Solid Carbide - Offers 5-8× longer life than HSS tools in hard materials
✔ Precision Ground Cutting Edges - Ensures consistent hole quality across all step levels
✔ Optimized Geometry - Special point angle reduces peck drilling requirements
✔ Versatile Material Compatibility - Effective on metals, plastics, and composites
Advantages:
✅ Reduced Cycle Times - Combines multiple operations into one tool path
✅ Exceptional Hole Quality - Produces burr-minimized holes with precise diameters
✅ Improved Process Stability - 3-flute design eliminates chatter in automated applications
✅ Extended Tool Life - Carbide substrate withstands high-temperature machining
✅ Space-Saving Design - Replaces multiple conventional drills in your tool magazine
Applications:
PCB drilling and electronic component manufacturing
Automotive panel hole making and deburring
Aerospace structural component fabrication
Precision jig and fixture production
Plastic enclosure and housing manufacturing
Hydraulic/pneumatic component drilling
Medical device component machining
Detailed Pictures:
Our workshop:
New Customer Special Offers:
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!
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)
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