| Customization: | Available |
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| Customized: | Customized |
| Standard: | GB/T |
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Wide Application Range for Multi-Material Use
Crafted from high-speed steel (HSS), this precision pagoda drill bit set is engineered to deliver clean, accurate drilling across a wide range of materials. Whether you're working with sheet metals like aluminum, brass, and mild steel, or plastics such as PVC, acrylic, and ABS, each bit ensures smooth, burr-free holes in various sizes with a single tool.
Multi-Diameter Drilling with Integrated Deburring
Each drill bit in the set features a stepped design that allows for multiple hole sizes without changing bits. The CNC-machined transitions between steps provide consistent diameter control, while the built-in deburring function at each level creates clean, finished holes-reducing the need for extra filing or surface treatment.
Thermally Enhanced Construction for Extended Tool Life
Manufactured from heat-treated HSS, these bits offer superior thermal resistance and edge retention. They remain sharp and structurally stable under the high temperatures and friction generated during high-speed drilling-particularly in metalworking and repetitive-use applications.
Cross-Industry Versatility
Engineered for both professionals and advanced DIY users, this pagoda drill bit set is ideal for use in electrical installation, HVAC ducting, sheet metal fabrication, and plastic enclosure work. Its precision performance makes it indispensable for panel modifications, junction box cutouts, switchboard installations, and more.
1. Razor-Sharp Cutting Edge for Clean, Controlled Drilling
Each drill bit is precision-ground from high-speed steel (HSS), featuring ultra-sharp cutting edges that penetrate smoothly through both metal sheets and plastic panels. The refined edge geometry reduces cutting resistance, minimizes burr formation, and delivers clean, accurate holes with minimal effort-perfect for precision-focused work.
2. Self-Centering Split Point Tip for Accurate Starts
Equipped with an anti-slip split point tip, the bits provide stable, walk-free starts without requiring center punching. This self-centering feature enhances control and accuracy from the first contact, even on curved or hardened metal surfaces, ensuring consistent hole positioning across various materials.
3. Step-by-Step Chip Removal for Smooth Performance
Designed with a spiral flute profile, each step is optimized for efficient chip evacuation. This prevents heat buildup and material clogging when drilling into metals or thermoplastics-extending tool life and maintaining clean, smooth hole walls, even during continuous use.
4. Corrosion-Resistant Finish for Long-Term Durability
The bits are finished with a polished surface or optional coatings (such as titanium nitride) to resist rust, wear, and chemical exposure. This added protection is especially valuable in workshop, industrial, or outdoor environments where tools may encounter moisture, lubricants, or harsh conditions.
5. Balanced Multi-Stage Design for Versatile Drilling
The stepped design allows for drilling multiple hole sizes with one tool, reducing the need for frequent bit changes. Each step is dimensionally balanced for smooth operation and controlled feed, making this set ideal for electrical panels, plastic enclosures, automotive components, and general fabrication work.
1. Superior Wear Resistance & Heat Tolerance
Crafted from premium high-speed steel (HSS), each drill bit in this set is built to perform under high friction and elevated temperatures. The advanced heat treatment process enhances hardness and edge retention, allowing for extended use on demanding materials like stainless steel, aluminum, PVC, and acrylic-without sacrificing cutting precision.
2. Multi-Diameter Drilling with Clean, Burr-Free Results
The stepped design allows each bit to drill multiple hole sizes in a single pass-eliminating time-wasting bit changes. The precisely machined steps ensure controlled, gradual hole expansion, while delivering clean, smooth edges on both metal and plastic surfaces-minimizing the need for secondary finishing or deburring.
3. Reliable Versatility for Professionals and DIYers
This precision pagoda drill bit set is trusted across industries for its accuracy, balance, and ease of use. Whether you're an electrician modifying junction boxes, a fabricator working with sheet metal, an HVAC technician installing ductwork, or a DIYer building enclosures, this set provides professional-grade results across a wide variety of materials and tasks.
CNC Precision Grinding
Each bit in our Precision Pagoda Drill Bit Set is crafted through CNC precision grinding to ensure consistent step height, true-centered tips, and ultra-sharp cutting edges. This precision machining guarantees stable, low-vibration operation and clean, accurate hole drilling in both metal and plastic materials-ideal for multi-size, burr-free drilling tasks.
Vacuum Heat Treatment for Durability
Every bit is vacuum heat-treated to improve surface hardness and core toughness. This advanced thermal process strengthens the tool's resistance to wear and heat stress, enabling reliable performance when drilling through stainless steel, aluminum, PVC, ABS, and other common materials across fabrication, electrical, and DIY applications.
Ultra-Fine Polishing for Smooth Drilling
An ultra-fine polished surface finish reduces friction and enhances chip flow during use. This treatment minimizes heat buildup and material sticking-especially important when working with thermoplastics or thin sheet metals-resulting in smoother cuts and extended tool life.
Advanced Steel Purification: EAF + LF + VD + RS ESR
Our drill bits are made from ultra-clean high-speed steel, refined using Electric Arc Furnace (EAF), Ladle Refining (LF), Vacuum Degassing (VD), and Electro-Slag Remelting (ESR). This multi-stage purification improves material strength and reliability, essential for precise drilling in layered materials or workpieces that demand high edge retention.
Integrated Thermal Optimization System
Through a process of quenching, cryogenic treatment, and tempering, these bits achieve hardness levels up to HRC 67-while maintaining the toughness needed to resist edge chipping and cracking. This balance ensures high-performance drilling in high-RPM, high-pressure environments typical of industrial use.
RS ESR Edge Enhancement
Enhanced through Rapid Solidification ESR technology, the cutting-edge features evenly distributed carbides and cobalt. This reinforces wear resistance and edge longevity, allowing the bit to perform consistently in heavy-duty drilling tasks across a variety of materials.
Material Selection: M35-Centric Core
While M2 and M42 grades are available, M35 high-speed steel is our go-to choice for its superior balance of toughness and hardness. It's particularly effective for both metal and plastic, providing reliability for users who need one tool set to cover multiple substrates.
Tailored Geometry & Surface Coating Options
We offer customization in step sizing, flute length, helix angle, and shank style (round or hex). Optional coatings-such as TiN for general-purpose wear protection, TiAlN for high-heat applications, and TiCN for extreme wear conditions-further extend the set's performance and service life.
Multi-Step Flute Optimization
Each flute is engineered for smooth chip evacuation and efficient thermal management. This prevents clogging and overheating-especially when drilling thin metals or thermoplastics-keeping operations consistent and smooth, even under continuous use.
Precision-Cut Step Angles
The cutting angles and step transitions are precisely tuned to minimize axial force, improve hole roundness, and reduce material deformation. This results in clean, concentric holes that require little to no post-processing.
Performance Coatings for Demanding Environments
Application-specific coatings like TiAlN (for high-heat machining) and TiCN (for abrasion-heavy conditions) enhance bit life and ensure clean, multi-diameter drilling across various substrates and professional-grade tasks.
Q1: What makes high-speed steel pagoda drill bits different from regular drill bits?
A: Unlike standard twist drill bits, our Precision Pagoda Drill Bits are designed with a multi-step (conical) structure that allows for drilling multiple hole sizes with a single tool. Made from high-speed steel (HSS), they offer superior heat resistance, wear durability, and long-lasting sharpness. Each step provides clean, controlled cutting-perfect for creating accurate, burr-free holes in both metal and plastic materials.
Q2: What materials can the Precision Pagoda Drill Bit Set handle?
A: This set is engineered for versatility. It efficiently drills through thin metals such as aluminum, brass, and mild steel, as well as plastics including PVC, acrylic, and ABS. Whether you're working on electrical enclosures, metal panels, or plastic housings, these bits deliver smooth, professional-quality results across a wide range of applications.
Q3: Are different sizes and step ranges available?
A: Yes. The Precision Pagoda Drill Bit Set includes bits in various step size ranges-such as 4-12mm, 4-20mm, and 6-35mm-each each with clearly engraved markings for easy size identification. We also offer custom configurations, including variations in flute length, step count, shank type (round or hex), and optional coatings like TiN or TiAlN to match specific project needs.
Q4: Can these bits be used for high-speed drilling?
A: Absolutely. These bits are designed for high-RPM performance in both cordless and corded drills. The HSS construction and precision-ground cutting edges maintain sharpness and stability at high speeds, while optional coatings reduce friction and heat buildup. This makes them ideal for repetitive or production-level drilling in workshops and job sites alike.
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