WE PROVIDE HIGH QUALITY FASTENERS / DELONG FASTENERS

GENCOR EQUIPMENT

  • HEX HEAD SELF DRILLING SCREW

    HEX HEAD SELF DRILLING SCREW

    A self-drilling screw has a drill bit point that eliminates separate drilling and tapping operations for faster, more economical installations. The drill point allows these drill screws to be installed into steel base materials up to 1/2" thick. Self-drilling screws are available in a variety of head styles, thread lengths, and drill flute lengths for screw diameters #6 thru 5/16"-18.

  • TRUSS HEAD SELF DRILLING SCREW

    TRUSS HEAD SELF DRILLING SCREW

    Truss Head Self Drilling Screw are commonly used to attach cabinets to steel studs. They are also used in applications requiring low clearance above the head. Finally, Truss Head Tek Screw are used to assemble metal parts that will be used in humid environments.

  • PAN HEAD SELF DRILLING SCREW

    PAN HEAD SELF DRILLING SCREW

    What's a pan head screw? One versatile type of screw used primarily for metal-to-metal applications are pan head screws. This utilitarian screw features a broad head with rounded edges that some compare to an upside down frying pan and requires a tapped hole. A self-drilling screw has a drill bit point that eliminates separate drilling and tapping operations for faster, more economical installations. The drill point allows these drill screws to be installed into steel base materials up to 1/2" thick. Self-drilling screws are available in a variety of head styles, thread lengths, and drill flute lengths for screw diameters #6 thru 5/16"-18.

  • CSK HEAD SELF DRILLING SCREW

    CSK HEAD SELF DRILLING SCREW

    Csk Phillips head self-drilling Screws are high strength and durable fasteners used for sheet metal applications. To provide a perfect assembly, the countersunk variation of the philip screw has to be used in conjunction with a countersunk hole. The usage of these screws requires a pre-drilled hole. The screws themselves are threaded with twisted gradation which makes it easy to install on the pilot hole. This allows the screws to be used in high-precision applications like machine and electrical component assembly

  • FLAT WASHER

    FLAT WASHER

    Flat washers are an essential part of any fastener assembly. As they serve to incorporate spacing and distribute load when placed between a nut and bolt or screw, they will help prevent wear and distortion of installation surfaces over time.

  • HIGH STRENGTH FLAT WASHER

    HIGH STRENGTH FLAT WASHER

    High trength flat washer for high-strength bolts. The surface on which the washers sit will not sink. These washers prevent bolts from loosening due to the surface on which they sit sinking etc.

  • SPRING WASHER

    SPRING WASHER

    Spring washers are a subtype of washers that are conical in shape to prevent them from resting flush against a surface without the presence of a load. They are designed to provide a spring force and absorb shock by providing an axial load that counters vibrations. As a result, spring washers can drastically prevent fasteners from loosening over time.

  • STRUCTURAL WASHER

    STRUCTURAL WASHER

    Structural Washers are medium carbon steel, heat treated and hardened to 35-41 HRC. Structural Washers are for use with Structural Bolts and are designed for steel-to-steel structural connections such as buildings and bridge construction.

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About Us

Brief description

Hebei Delong Fastener Manufacturing Co., Ltd. is located in Yongnian District, Handan City, Hebei Province, the distribution center of fasteners. It is close to Beijing Zhuhai Expressway, Beijing Guangzhou railway and national highway 107. It has convenient transportation and superior geographical location. The company was founded in 2006. The company focuses on the R & D of high-end fasteners, with an annual production capacity of more than 8000 tons. It has first-class production equipment, technology and heat treatment equipment in Taiwan

EVENTS & TRADE SHOWS

  • Mar . 15, 2024

    We are pleased to announce that our high-quality fastener factory will participate in the

  • Nov . 15, 2023

    Self-drilling screws, also known as Tek screws or self-tapping screws, are a type of fastener designed to eliminate the need for pre-drilling pilot holes before insertion. These screws feature a unique self-drilling point with cutting edges that not only facilitate easy installation but also provide excellent grip and stability in a wide range of materials, including wood, metal, and even some plastics.

  • Oct . 16, 2023

    Hebei Delong Fastener Manufacturing Co., Ltd. has made its successful mark at FASTENEX, the renow

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