Brass Self-Tapping Inserts

Internal Thread Available Lengths (L) External Thread (ØD) Pilot Hole M3 6 M5 x 0.5 4.6-4.8 M4 8 M6.5 x 0.75 5.8-6.2 M5 8 / 10 M8 x 1.0 7.1-7.6 M6 8 / 10 / 12 M9 x 1.0 8.1-8.6 M6 14 M10 x 1.5 8.6-9.4 M8 12 / 15 M12 x 1.5 10.6-11.4 M10 15 / 18 M14 x 1.5 12.6-13.4 M12 22 M16 x 1.5 14.6-15.4 Brass Self-Tapping Inserts are precision-engineered threaded inserts designed to create durable, metal-threaded holes in materials—especially plastics or softer metals—without the need for pre-tapping. Conex Metals manufactures these inserts in high-quality brass (with options in other alloys available) to provide a robust and permanent threaded connection for screws or bolts. With a well-established manufacturing facility in Jamnagar, India, we are a trusted producer and global supplier of Self-Tapping Inserts, delivering reliable and high-quality fastening solutions to industries worldwide. Brass Self-Tapping Inserts Datasheet CategoryDetails Sizes of Threaded InsertsM3, M4, M5, M6, M7, M8, M9, M10, M11, M12, M14, M15, M16, M17, M18, M20, M21, M22, M24, M25, 1/8″, 1/4″, 3/8″, 1/2″, 5/8″, 3/4″ Special FeaturesSuperior Tensile Strength, Corrosion & Abrasion Resistance, Highly Durable, Rust Free MaterialCuZn38 Pb1.5, IS 4170/67, IS 2704/83, EN1A, BSS 249, CuZn40, CuZn35Pb1, EN1, BS2874/86, CuZn37, CZ121Pb3, CuZn35, Cz108, Cz109, Free Cutting Brass IS 319/89 (Grade I, II & III) As per customer’s Requirements Standards ThreadISO Thread (METRIC), BA Threads, BSC Threads, BSP Threads, BSB Threads, BSW Thread, BSF Threads, UNC – UNF – UNEF Threads, NPSM, BSPT, NPT Finishing & CoatingNatural Plating, Tin Plating, Zinc Plating, Nickle Plating, Silver Plating, Chrome Plating, As per customer’s specification Sample TimeAvailable in 5-10 days for different items Drawing FormatCAD / PDF / DWG / IGS / STEP PackagingStandard package, Carton box or Pallet, As per customized specifications ShippingDHL, FEDEX, UPS and By Sea or as per client’s requirements Key Features of Self-Tapping Inserts Self-Tapping Action:Designed to cut their own threads as they are screwed into a pre-drilled hole, eliminating the need for separate tapping operations. This simplifies the assembly process and reduces production time. High-Quality Material:Typically made from premium brass, these inserts offer excellent corrosion resistance and durability, making them ideal for a wide range of applications, from consumer electronics to automotive and industrial products. Precision Engineering:The inserts are manufactured to tight tolerances, ensuring consistent thread profiles and reliable engagement with fasteners. Versatile Application:They are especially effective in thermoplastics and other soft materials, providing a metal-to-metal threaded connection that significantly enhances the load-bearing capacity and longevity of the joint. Technical Specifications (Example Values) Parameter Specification (Typical) Material Brass (e.g., UNS CA‑360) Common Thread Sizes Typically available from M3 to M12 (custom sizes available) Installation Method Self-tapping; screws into a pre-drilled hole Finish Natural polished brass Design Engineered for low-torque insertion and secure, permanent engagement Note: Actual dimensions, thread pitches, and available sizes may be customized to meet specific customer requirements. Applications of Self-Tapping Inserts Manufacturing & Assembly:Used in injection-molded parts and assembled components where a durable metal thread is needed in a softer substrate. Repair & Reinforcement:Ideal for repairing stripped or worn-out threads in plastics, aluminum, or other soft materials without replacing the entire component. Consumer Electronics & Appliances:Ensures reliable and robust fastening in housings, enclosures, and mounting panels. Automotive & Industrial Products:Provides long-lasting thread repair and reinforcement in applications subject to vibration and mechanical stress. Advantages of Self-Tapping Inserts Cost and Time Efficiency:Eliminates the need for secondary tapping operations, thereby reducing manufacturing complexity and production costs. Improved Joint Strength:Creates a robust metal thread within a softer material, significantly enhancing the load-bearing and wear resistance of the connection. Ease of Installation:The self-tapping design allows for quick, tool-free or low-torque installation, making it an ideal solution for high-volume production and repair applications. Reliability:Consistent, precision-made threads ensure a secure, permanent connection that withstands repeated use and mechanical stress. By selecting Conex Metals’ Self-Tapping Inserts, you invest in a reliable, high-performance solution that simplifies manufacturing and enhances the durability of threaded connections in challenging materials.