Expansion Anchor Bolts
For secure, heavy-duty load anchoring in concrete, solid brick, and masonry structures, our Expansion anchor bolts provide the ultimate pull-out strength and mechanical security. Designed with a
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Torch Slot Self-tapping Screws
We take an M5×20 trilobular screw into 2 mm thick SPCC steel as an example. The pre-drilled hole is φ4.5 mm. The driving torque is only 1.5-2.5 N·m. This is 20-30% lower than a regular trilobular
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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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Headless Grub Screws
Do you need to secure a gear or pulley to a shaft without a bulky screw head getting in the way? Our Headless Grub Screws are the perfect solution for flush-mount fastening. Designed to be screwed
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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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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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Set Screw Fasteners
When locking pulleys, gears, collars, and shafts in place without a protruding bolt head, our high-precision Set screw fasteners are the optimal choice. Designed with an internal hex socket drive
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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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Torch Slot Combination Screws
We take an M6 Torx (T30) as an example. The maximum transfer torque is ≥25 N·m. This is much higher than a Phillips slot (PH3) at ≤12 N·m. We follow DIN 34800 for repeated tightening. After 100
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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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Set Screws
We take an M8×1.25 cup point set screw as an example. You tighten it to the recommended torque of 15 N·m on a shaft. It makes at least 500 N of axial clamping force. This is enough to hold a gear
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China flat head machine screws Manufacturers Factory Suppliers
We follow the commercial policy of surviving through quality and development through reputation, and do our best to provide customers with Square Washer Combination Screws, bolts head, bolts nuts. We insist on technological innovation and intelligent manufacturing of two-wheel drive, and continue to develop new flat head machine screws. We believe in providing our customers with the best possible value. We have an extensive network of suppliers and partners to ensure smooth operations. We continually evaluate our activities to maintain the highest standards and continue to develop innovative technologies that improve productivity and product service. We are committed to providing reliable and cost-effective solutions to all our clients. Our goal is to become the leading supplier of high-quality products in the global market.
Ami Brown
Treating people sincerely and working hard is the best thing we can say about your company. All in all, it was a pleasure to work with!
Judith Bonilla
If an enterprise does not know how to reform and innovate, do not know how to forge ahead, then the enterprise is not far from collapse. The company understands this so well that it keeps developing
Jennifer Lenoir
I recommended this company to my friends. No one will dislike such a warm and patient company, not to mention the low price.
Ronald Dryden
All my questions were answered in detail, thanks!
Sharita Hartmann
I think it's a really good deal for this price!
Ronald Coleman
On the basis of the automation of production equipment, this company has also upgraded its management level to enhance its competitiveness. I believe they can definitely become a leader in this
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The company has always been adhering to providing customers with all-round solutions, focusing on customers and providing complete Multi Grip Rivet Nut, spring washer flat washer. As one of the most experienced flat head machine screws manufacturers and suppliers in China, we have world-leading production equipment and strong manufacturing capabilities. Please rest assured to wholesale bulk flat head machine screws made in China here and get quotation from our factory. Customized orders are welcome.
