3/4 Inch Bolt & 3/8-16 Bolt 3/8-24 Bolt 3/8 Bolt | Supplier
3/4 Inch Bolt & 3/8-16 Bolt, 3/8-24 Bolt, 3/8 Bolt â Premium Industrial Fastener Supplier
Cut procurement costs by up to 37% with factory-direct 3/4 inch bolt and 3/8 bolt solutions. No middlemen, no compromise on quality.
đŚ Get Free Quote in 24hâ Free samples â OEM/ODM support â ISO 9001 certified
⥠The Real Cost of Cheap Fasteners
Procurement managers and technical directors face the same hidden drain:
of fasteners fail torque tests within 12 months when sourced from uncertified suppliers â leading to costly recalls and downtime.
average additional logistics cost per shipment due to inconsistent thread pitch (e.g., 3/8-16 bolt vs. 3/8-24 bolt mix-ups).
extra lead time per order when suppliers lack real inventory of 3/4 inch bolt and common 3/8 bolt grades.
of cross-border e-commerce sellers report duty/tax overcharges due to incorrect HS code classification on mixed fastener shipments.
You need a partner who delivers the right bolt, the right pitch, the right grade â every time.
đ§ Why Boen Fastener Is Your Trusted Bolt Supplier
Factory-Direct Power
10+ years of export expertise. Our own production lines mean you skip the middleman and get 3/4 inch bolt and 3/8-16 bolt at true cost-plus pricing.
Quality Assurance
Every batch of 3/8-24 bolt and 3/8 bolt is tested for tensile strength, hardness, and thread fit. ISO 9001, CE, and RoHS certified.
High-Speed Delivery
Stock inventory of 500+ tons. Orders ship within 7â15 days. We handle all logistics â FOB, CIF, DDP â to USA, Europe, and Southeast Asia.
OEM / ODM Capability
Custom thread lengths, head drives (hex, socket, Torx), and coatings (zinc, HDG, Dacromet). Your 3/8 bolt spec, your brand.
ERP-Ready Integration
We provide digital packing lists, COO certificates, and traceability codes compatible with SAP, Oracle, and NetSuite.
đ Technical Specifications â 3/4 Inch Bolt, 3/8-16 Bolt, 3/8-24 Bolt, 3/8 Bolt
Critical data for technical directors and procurement teams. All measurements in inches (UNC/UNF threads).
đ All products comply with ASTM A307, A325, A354, and SAE J429 standards. Custom lengths and drive types available for OEM orders.
đď¸ Real-World Applications
Agricultural Machinery
3/8-16 bolt and 3/8 bolt used in tractor hitches, tiller assemblies, and harvester frames. High-torque grade 5/8 ensures vibration resistance.
Construction & Structural Steel
3/4 inch bolt in heavy-duty beam connections, column splices, and bracing systems. ASTM A325 compliant.
Automotive & Trailer Manufacturing
3/8-24 bolt (UNF fine thread) for engine mounts, transmission housings, and suspension links where precision fit is critical.
Cross-Border E-Commerce Kitting
Pre-packaged 3/8 bolt assortments with correct HS codes, ready for Amazon FBA, Shopify, and eBay fulfillment.
â Real Reviews from Global Buyers
"We switched to Boen for our 3/8-16 bolt supply. Saved 31% on total cost and the thread consistency is flawless. 10/10."
"The 3/4 inch bolt grade 8 we ordered exceeded our tensile specs. ISO certs and mill test reports came with every batch."
"We list Boen's 3/8-24 bolt on Amazon. Zero return rate in 6 months. Their DDP shipping saves us $2,100 per container."
"Reliable partner for 3/8 bolt in bulk. 12-day lead time to Jebel Ali port. Excellent communication."
"Custom OEM 3/8-16 bolt with our logo. Boen's QC team sent samples within 5 days. Highly professional."
"Perfect 3/4 inch bolt kitting for my shop. Correct HS codes, no customs delays. Revenue up 28%."
â Frequently Asked Questions
What is the difference between a 3/8-16 bolt and a 3/8-24 bolt?
The 3/8-16 bolt has 16 threads per inch (UNC â coarse thread), ideal for general fastening in softer materials. The 3/8-24 bolt has 24 threads per inch (UNF â fine thread), offering higher tensile strength and better vibration resistance for automotive and precision machinery.
Can you supply 3/4 inch bolt in grade 8 with zinc plating?
Yes. We stock 3/4 inch bolt in grade 5, grade 8, 304SS, and 316SS. Zinc-plated, HDG, and Dacromet coatings are available. Minimum order quantity is 500 pcs for standard sizes.
What is the typical lead time for a 3/8 bolt order?
For stock 3/8 bolt items, we ship within 7â10 days. Custom OEM orders typically take 18â25 days depending on coating and quantity. We offer split shipments to meet urgent deadlines.
Do you provide free samples for 3/4 inch bolt and 3/8-16 bolt?
Yes. We offer free samples (up to 10 pcs per size) for qualified B2B buyers. You only pay the shipping cost. Samples are dispatched within 48 hours with full test reports.
What certifications do your bolts carry?
All our 3/8 bolt and 3/4 inch bolt products comply with ISO 9001, CE, RoHS, and ASTM standards. We can provide mill test reports, COO, and third-party inspection documents upon request.
Can you customize the length or head type for 3/8-24 bolt?
Absolutely. We offer OEM/ODM customization for 3/8-24 bolt including hex head, socket head, flange head, and button head. Minimum custom order is 2,000 pcs. Send us your drawing or spec sheet.
What shipping methods do you use for international orders?
We ship via FOB (Tianjin/Qingdao), CIF, or DDP to USA and Europe. Express courier (DHL, FedEx) for small orders. Sea freight for bulk containers. All shipments are trackable with digital documentation.
How do I place an inquiry for 3/4 inch bolt in bulk?
Simply email us at shuan@fastenboen.com or mary@fastenboen.com with your quantity, grade, coating, and target price. We reply within 4 hours with a formal quotation and lead time.
With 14 years in the industrial fastener industry â including 8 years as a technical advisor for European and North American OEMs â I help procurement teams reduce cost, improve quality, and eliminate supply risk. I personally oversee every batch of 3/4 inch bolt and 3/8 bolt that leaves our factory.
đ Ready to Secure Your Bolt Supply Chain?
đš Free samples đš 24h quote response đš Factory-direct pricing
âł Limited-time: First bulk order gets 5% discount + free DDP shipping to USA/EU.
đ§ shuan@fastenboen.com | đ +86 15630072814 | đ 09:00â17:00 (GMT+8)
đ Hanguang Industrial Park, Yongnian District, Handan, Hebei, China
đ Trusted by Industry Leaders Worldwide