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China Three-Holes Self-Tapping Threaded Inserts - High-Strength Fasteners from Reliable Suppliers and Factory
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China Three-Holes Self-Tapping Threaded Inserts - High-Strength Fasteners from Reliable Suppliers and Factory

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The Three-Holes Self-Tapping Insert, also referred to as the 307/308 self-tapping insert, is an innovative fastener crafted for high-strength threaded connections and efficient thread repair. This product is particularly ideal for use with challenging materials that are difficult to cut or have low shear strength. Below is a comprehensive overview of this essential product:

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Product Overview
The Three-Holes Self-Tapping Insert is a robust, one-piece threaded insert featuring three strategically placed round holes at the rear end. It is designed with internal and external threads, eliminating the need for pre-tapping during installation. This insert can be seamlessly screwed into a pre-drilled hole by utilizing a specialized tool. The unique round hole design facilitates self-drilling cutting, resulting in the formation of a high-strength internal thread.

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As a leading manufacturer in China, we pride ourselves on being trusted suppliers for your threading needs. Our factory employs advanced technology and quality materials to produce high-performance self-tapping inserts that meet industry standards.

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    Carbon steel (1215) icon

    Carbon steel (1215)

    Surface color zinc plating, suitable for low-strength materials such as aluminum alloy, copper alloy, and plastic;

    Carbon steel decoration shape
    Stainless steel icon

    Stainless steel (SUS303, 304, 316)

    Corrosion-resistant and high-temperature resistant, suitable for environments such as ships, medical equipment, and food equipment.

    Stainless steel decoration shape
    Frequently Asked Questions

    What are the main applications of Carbon Steel (1215) inserts?

    Carbon Steel (1215) inserts are suitable for low-strength materials such as aluminum alloy, copper alloy, and plastic.

    What surface treatment is used for Carbon Steel (1215) inserts?

    Carbon Steel (1215) inserts feature a surface color zinc plating to provide extra protection and durability.

    Where should Stainless Steel (SUS303, 304, 316) inserts be applied?

    Stainless Steel (SUS303, 304, 316) inserts are highly suitable for challenging environments such as ships, medical equipment, and food equipment.

    What are the key benefits of Stainless Steel (SUS303, 304, 316) inserts?

    These inserts are specifically designed to be corrosion-resistant and high-temperature resistant, ensuring long-term reliability in harsh conditions.

    Which insert material is recommended for plastics and copper alloys?

    Carbon Steel (1215) is the recommended choice for plastics, copper alloys, and aluminum alloys due to its optimized design for low-strength materials.