Fastenal Socket Head Cap Screw & Flange Head Socket Cap | Bulk
⚙️ Cut procurement costs by 28–42% without compromising on grade, tolerances, or delivery speed
Tired of paying premium prices for standard socket head cap screws? We deliver factory-direct Fastenal-compatible flange head socket cap screws with full traceability, ISO 898-1 certification, and 12–18 day lead times.
🚀 Get Free Quote in 24h✅ Free samples for qualified buyers | ✅ No minimum order for first trial
Quick navigation to the section you need most.
If you are sourcing Fastenal socket head cap screw or flange head socket cap screw from traditional distributors, you are likely facing three harsh realities:
Brand distributors add heavy margins. For a M10 x 30mm socket head cap screw, you pay $0.38–0.55/pc vs. our factory price $0.18–0.24/pc.
Non-compliant batches cause assembly failures. 17% of buyers report thread galling or head shearing from off-grade screws.
Delayed shipments from overseas suppliers cause production line stoppages. Average cost per downtime hour: $1,200–2,500.
🔍 Industry Insight: A 2025 procurement survey by Industrial Supply Magazine found that 62% of B2B buyers in the automotive and machinery sectors are actively seeking direct factory alternatives to reduce cost-per-unit. The risk of sticking with inflated pricing is no longer acceptable.
We produce high-strength socket head cap screws and flange head socket cap screws that meet or exceed ASTM A574, ISO 898-1, and SAE J429 grades. With 12+ years of export experience and a 5,000-ton annual capacity, we deliver consistency at scale.
Eliminate 2–3 layers of distribution. You save 30–45% compared to Fastenal-equivalent SKUs.
ISO 9001:2015, RoHS, REACH compliant. Every batch includes hardness, tensile, and dimensional reports.
12–18 days for standard orders. Air express available for urgent needs (3–5 days).
Need a specific thread length, head marking, or coating? We design to your print in 5–7 days.
| Parameter | Specification | Remarks |
|---|---|---|
| Grade | 12.9 / 10.9 / 8.8 | ISO 898-1, ASTM A574 |
| Thread Size | M3 – M36 (UNC/UNF on request) | M6, M8, M10, M12 most popular |
| Material | Alloy steel 40Cr, 35CrMo, 42CrMo | Stainless steel 304/316 also available |
| Surface Finish | Black oxide, zinc plating, HDG, Dacromet | Salt spray test up to 720h |
| Head Type | Socket head, flange head, button head | Hex socket, Torx drive available |
| Packaging | Bulk bags, boxes, palletized | Custom labeling per buyer request |
📌 Full engineering drawings and test reports available upon request.
Agricultural Machinery
Harvesters, tractors, tillers
Automotive & Truck
Engine mounts, chassis, braking systems
Construction & Rigging
Structural steel, scaffolding, heavy equipment
RoHS ✅ REACH ✅🌍 10+ Years of Export Expertise – Products shipped to 30+ countries across Europe, America, and Southeast Asia. We understand the documentation, packaging, and compliance standards required for smooth customs clearance.
+ more global partnersYes. Our screws are manufactured to ASTM A574 and ISO 898-1 standards, which are the same specifications Fastenal uses. Head dimensions, thread pitch, and drive type are fully interchangeable. We recommend ordering samples first to validate fit.
We stock 8.8, 10.9, and 12.9 grades in alloy steel, plus stainless steel 304 and 316. For high-stress applications, 12.9 grade is recommended. We can also supply with Dacromet or Geomet coating for corrosion resistance.
For standard sizes (M6–M12), our MOQ is 5,000 pieces per size. For less common sizes, please contact us. We offer no MOQ for first-time trial orders – we want you to test our quality before committing.
Sea freight: 25–35 days to major ports (Los Angeles, Rotterdam, Hamburg). Air express: 3–5 days door-to-door. We handle all documentation including certificate of origin, packing list, and bill of lading.
Absolutely. Every bulk shipment includes a Mill Test Certificate (MTC) with hardness, tensile strength, yield strength, and chemical composition data. Third-party inspection (SGS, TÜV) is available at cost.
We accept T/T bank transfer, L/C, PayPal (for samples), and Western Union. For first orders, we request 30% deposit, 70% against copy of shipping documents. Long-term buyers can negotiate better terms.
Yes. We provide OEM/private label packaging with your company logo, SKU numbers, and barcodes. Bulk bags, small boxes, poly bags, or custom kits – just tell us your preference.
Get a custom quote for Fastenal socket head cap screws or flange head socket cap screws in bulk. We respond within 24 hours.
Or contact us directly: +86 15630072814 (WhatsApp / WeChat) | shuan@fastenboen.com
⭐ Real Reviews from Buyers Like You
"We switched our M10 flange head socket cap screws to Boen. Cost per unit dropped 34% and the thread consistency is better than our previous US supplier. Lead times are 14 days, not 6 weeks."
★★★★★"Boen's Fastenal socket head cap screw equivalents saved us $47,000 annually. The 12.9 grade heat treatment is certified, and their QC reports give us full traceability."
★★★★★"The flange head socket cap screws we ordered were perfect for our heavy structural clamps. Dimensional tolerance was within ±0.02mm. Will place repeat orders monthly."
★★★★★📱 Real-time chat with our sales team – fast response, clear communication.