Internal Hex Bolts
We take an M10×1.5 at grade 12.9 as an example. The recommended torque is 60-70 N·m. The break torque is ≥110 N·m. The size range is M3 to M16. Carbon steel grades cover 8.8, 10.9, and 12.9. Grade
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Projection Weld Nut Fasteners
Tapping threads into thin sheet metal often leads to stripping because there aren't enough thread rotations to hold a load. Our Projection Weld Nut Fasteners solve this by providing a high-strength,
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Resistance Welding Studs
Have you ever struggled with mounting a fastener on a metal plate when the reverse side is completely inaccessible? Our Resistance Welding Studs provide the ultimate solution for single-sided
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Concrete Sleeve Anchors
Securing heavy equipment to concrete or brick walls requires more than just a screw; it requires an anchor that grips from within. Our Concrete Sleeve Anchors solve the problem of pull-out in masonry.
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Hexagon Head Machine Screws
When it comes to heavy-duty structural work, nothing beats the reliability of our Hexagon Head Machine Screws. As a staple in industrial assembly for 20 years, these External Hex Bolts are designed
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Six-Lobe Drive Assembly Screws
Our Six-Lobe Drive Assembly Screws, commonly known as Torx or Torch Slot Combination Screws, provide a superior drive system with a much larger contact area. This vertical drive surface reduces the
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Hex Washer Head Phillips Sems Screws
hese are pre-assembled combinations where the washers are trapped on the screw body before thread rolling, meaning they will never fall off during transit or assembly.
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External Hex Head Bolts
When it comes to heavy-duty structural fastening, industrial machinery, and robust outdoor installations, our External hex head bolts deliver unmatched clamping force and reliable shear resistance.
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Square Washer Combination Fasteners
Designed specifically for high-stress electrical terminals, heavy machinery, and structural sheet metal, our Square washer combination fasteners provide a secure, non-slip joint that distributes
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Square Washer Combination Screws
We take an M3×6 size as an example. The square washer has a side length of 6.5 mm. It fits a square hole on a switch or terminal block. The washer will not rotate. This avoids scratching the wire or
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Expansion Bolts
We take an M10×100 mm expansion bolt in C30 concrete as an example. The embedment depth is 50 mm. The ultimate pull-out force is at least 8 kN. This follows ASTM E488. The ultimate shear force is at
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Welding Screws
We weld an M6 welding screw on a 1.5 mm thick SPCC steel sheet. We follow AWS C1.1 for torque testing. The break torque is ≥20 N·m. The failure mode is sheet tearing, not weld spot failure. This
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China self tightening screw Manufacturers Factory Suppliers
We are screw mm, high tensile fasteners, 2 hex head screw manufacturer with a relatively comprehensive coverage of laser applications in China. In a competitive environment, high quality self tightening screw are our productivity and core competitiveness. The company is a forward-thinking and customer-centered enterprise, committed to providing excellent services in all aspects of operation, and is completely changing the industry with its breakthrough solutions and unparalleled professional knowledge. Our company values are based on a commitment to excellence, innovation, and customer satisfaction. We are dedicated to providing you with the best products and the most thoughtful service with professional management concepts, high quality products, and the business philosophy of excellence. We always adhere to the cornerstone of safe production and adhere to the policy of safety first. You will get successful business if you choose to cooperate with such a professional manufacturer. Over the years, we have taken many steps to offer better service and superior quality to all of our customers. Our goal is to provide you with a larger selection of products in our ever-growing industry.
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