Introduction The M35 High-Speed Steel (HSS) Twist Drill Bit Series is engineered for precision metal drilling in demanding industrial and commercial environments. Constructed with cobalt alloy content and finished in a distinctive roasted yellow coating, these bits offer superior durability, heat resistance, and wear protection when working with hard metals. Designed to perform under high-speed rotation and challenging conditions, this series is ideal for fabricators, machine shops, and industrial suppliers seeking long-lasting tooling solutions for metal drilling operations. With OEM and ODM customization available, these drill bits are a reliable and scalable product offering for tool brands and industrial distributors. Specifications Attribute Details Product Type Twist Drill Bit Material M35 High-Speed Steel with Cobalt Alloy Drill Range 1mm – 13mm (Model: 1–13) Application Metal Drilling Finish Roasted Yellow Customization Support OEM / ODM Available Place of Origin Zhejiang, China Brand MHSK Model Number 1–13 Unit Packaging Size 20 x 20 x 20 cm Gross Weight 3.0 kg Key Features M35 Cobalt High-Speed Steel CompositionIncorporates 5% cobalt alloy into HSS for enhanced hardness, red heat resistance, and longer tool life when drilling through stainless steel, cast iron, and high-tensile alloys. Precision Twist DesignStandard 118° or 135° point geometry ensures smooth cutting and centering, reducing walking and improving hole accuracy. Roasted Yellow Oxide FinishDistinctive surface treatment improves chip flow and minimizes friction during operation, while also providing rust resistance. Industrial-Grade DurabilityBuilt to withstand high-speed drilling under heavy loads, especially in repetitive drilling environments. Size Versatility (1–13mm)Covers a wide range of drilling needs in one set, suitable for both small precision holes and larger pilot drilling tasks. OEM/ODM FlexibilityCustom branding, packaging, and bulk orders supported—ideal for tool retailers and international hardware distributors. Applications These M35 HSS Cobalt Drill Bits are purpose-built for a variety of demanding industrial and manufacturing applications: Metalworking and Fabrication ShopsOptimized for drilling stainless steel, hardened steel, aluminum alloys, and sheet metals. Machinery Maintenance and RepairA go-to tool for technicians requiring clean, reliable holes in high-strength components. Construction and Structural AssemblySuitable for structural steel, I-beams, and reinforcement bar installations. Automotive and Aerospace Component DrillingPerforms well under high-temperature friction drilling of engine parts and alloy structures. Industrial Equipment Assembly LinesDurable enough for use in CNC drill stations and repetitive-use machine tooling. Conclusion The M35 HSS Cobalt Twist Drill Bit series delivers high-performance drilling capability for industrial users, fabricators, and distributors demanding precision and resilience. Its advanced material composition, roasted finish, and professional-grade construction make it an essential addition to any industrial tooling lineup. With broad OEM/ODM support and attractive packaging options, this drill bit series is a scalable solution for brands looking to expand their metalworking product offering with a reliable, globally marketable tool.
