Stainless Steel Fastener Hex Flange Head Zinc Yellow Plated/Black Serrated Wedge Anchor/Carriage/Concrete/Eye/Wheel Bolt for Masonry/Traffic/Metal/Machinery

• Overview
• Product Description
• Common Applications
• Why Choose Qewitco
• Factory And Company Profile
• Certifications
• Exhibition & Activities
• Mainly Product

Overview

Basic Info.

Model NO.	Bolt
Connection	Common Bolt
Head Style	Hex Flange/Rod Hanger/Eye/U/Countersunk/Pan Head
Standard	DIN, ANSI, GB, JIS, BSW, GOST, ISO
Grade	4.8 5.8 6.8 8 10.9 12.9
Application	Machinery, Chemical Industry, Environmental, Building
Finish	Plain,Stainless Steel,Zinc Plated,HDG
Delivery	5-15 Days
Certification	Industrial Grade
Thread Standard	Unc/Unf/Unef/Uns/Bsw/Bsf/Metric Coarse/Metric Fine
Quality Control	100% Quality Inspection
Custom Order	Customization by Drawing/Sample
ODM/OEM	Available
Size Standard	Metric
Material Test Certificate	Have
Sample	Samples in Stock Are Free with Freight Collect
Price Terms	Fob/CFR/CIF/DDP/DAP
Carriage Bolt Application	Wood, Thin Steel Sheets
Through Bolt Application	Construction, Curtain Wall
Concrete Bolt Application	Concrete / Cement Walls
Eye Bolt Application	Lifting, Rope Towing, Anchor Point Securing
Wheel Bolt Application	Car Wheels
Transport Package	Bulk Pack Small Boxed
Specification	Customized
Trademark	Qewitco
Origin	China
HS Code	731816
Production Capacity	10000ton/Year

Product Description

Product Description

Eye Bolt DIN 580U Bolt DIN 3570 - 1968Standard: DIN 580
Size: M6 ~ M64
Material: Carbon Steel, Stainless Steel
Grade:4.8, 8.8, 10.9 (Carbon Steel)
A2-50, A2-70, A4-70, A4-80 (Stainless Steel)
Finish: Plain, Black Oxide, Zinc Plated, HDG, Electropolished
Packaging: Bulk Pack | Small BoxedStandard: DIN 3570 / ISO 1479
Size: Dia. – M6 to M36, Custom bend diameter, thread length & pipe size available
Material: Carbon Steel, Stainless Steel (304 / A2, 316 / A4)
Grade:
4.8/6.8/8.8/10.9 (Carbon Steel)
A2-50, A2-70, A4-70, A4-80 (Stainless Steel)
Finish: Self Colour, Black Oxide, Electro Zinc Plated, Hot Dipped Galvanized (HDG), Passivated, Electropolished
Packaging: Bulk Pack | Small Boxed

Cup Square Bolts(Carriage Bolts) & Nuts DIN 603/934Wedge Anchor/ Through BoltStandard: DIN 603 C/W Hex Nuts DIN 934
Size: M6 – M24
Material: Carbon Steel
Grade: 4.8, 5.8, 6.8, 8.8, 10.9 (Carbon Steel)
Finish: Plain, Stainless Steel,Zinc Plated, HDG, Zinc Flake
Packaging: Bulk Pack | Small BoxedStandard: ISO 14458 / ETA Certified
Size: Dia. – M6, M8, M10, M12, M14, M16, M20; Length – 50mm to 300mm, Custom length available
Material: Carbon Steel, Stainless Steel (304/A2, 316/A4)
Grade:
4.8, 8.8 (Carbon Steel)
A2-70, A4-70 (Stainless Steel)
Finish: Plain, Blue White Zinc Plated, Yellow Zinc Plated, Hot Dipped Galvanized (HDG), Passivated
Packaging: Bulk Pack | Small Boxed

Wheel Bolt/Knurled Round Head Stud Bolt Hexagon Head Full Thread Bolt DIN 933 Hexagon Head Part Thread Bolt DIN 931Standard: Custom Industrial Standard, RoHS & REACH Compliant
Size: Dia. – M10 to M20, Length – 40mm to 130mm, Custom knurl section & thread length available
Material: Carbon Steel, Stainless Steel (304/A2, 316/A4)
Grade:
8.8, 10.9(Carbon Steel)
A2-50, A2-70, A4-70 (Stainless Steel)
Finish: Blue White Zinc Plated, Yellow Zinc Plated, Passivated, Electropolished
Packaging: Bulk Pack | Small BoxedStandard: DIN 933 / ISO 4017 , DIN 931 / ISO 4014, RoHS & REACH Compliant
Size: Dia. – M5 to M36, Length – 10mm to 500mm, Custom thread length available
Material: Carbon Steel, Stainless Steel (304/A2, 316/A4)
Grade:
4.8/8.8/10.9/12.9 (Carbon Steel)
A2-50, A2-70, A4-70, A4-80 (Stainless Steel)
Finish: Self Colour, Black Oxide, Blue White Zinc Plated, Yellow Zinc Plated, Hot Dipped Galvanized (HDG), Electropolished
Packaging: Bulk Pack | Small Boxed

High Tensile Hexagon Flange Head Serrated/Non-toothed Bolt DIN 6921 Hexagon Head Set Screws DIN 933Standard: DIN 6921Size: Dia. – M5 to M20, Length – 16 to 400mmMaterial: Carbon Steel, Stainless SteelGrade:4.8, 5.8, 6.8, 8.8, 10.9, 12.9 (Carbon Steel)A2-50, A2-70, A4-70, A4-80 (Stainless Steel)Finish: Self Colour, Black Oxide, Zinc Plated, HDGPackaging: Bulk Pack | Small BoxedStandard: DIN 933, ISO 4017, DIN 961, ISO 8676, DIN 558
Size: M3 - M52, Length 6 - 200mm
Material: Carbon Steel, Stainless Steel, Brass
Grade: 4.8, 5.8, 6.8, 8, 10.9, 12.9 (Carbon Steel)A2-50, A2-70, A4-70, A4-80 (Stainless Steel)
Finish: Self Colour, Zinc Plated, HDG, Zinc Flake
Packaging: Bulk Pack | Small Boxed

Roofing Bolt With Square Nut Standard:To drawing
Size:M10 - M260
Material:Carbon Steel
Grade:4.8
Finish: Blue White Zinc Plated, Plain, Stainless Steel,HDG

Product Type	Concrete/Masonry Bolt
Standard	ISO 10509, ISO 14458
Size	Dia. – M6, M8, M10, M12, M14; Length – 60mm to 300mm,Customized
Head Type	Hex Flange/Countersunk/Hex/Rod Hanger/Pan Head
Material	Carbon Steel
Finish	Zinc Yellow Plated,Black,Galvanized,Ruspert, Dacromet, or Stainless Steel For Your Choice

Common Applications

Product Type	Core Substrate Materials	Core Use
Through Bolt	Solid Concrete	Anchoring of Heavy Equipment, Curtain Walls, and Large Support Structures
Carriage Bolt	Wood + Thin Steel Sheet	Pressure-Treated Lumber, Log Cabins, and Outdoor Wooden Component Assembly
Concrete Bolt	Concrete / Cement Wall	Quickly Secure Small Items for Light Home Renovation Projects
Eye Bolt	Metal / Equipment Substrate	Lifting, Rope Hauling, and Anchoring
Wheel Bolt	Car Wheels	Specialized Fasteners for Tires and Rims of Various Vehicle Types

Why Choose Qewitco1. British-owned enterprise headquartered in Qingdao. Operated under British management system and international quality standards. We combine Western business integrity with competitive Asian manufacturing resources, delivering stable, transparent procurement services to global buyers.2. Established in 2004 with over 20 years of industrial consumables & fastener experience. Long-term clients spread across Europe, North America, Southeast Asia and other global markets. Proven track record serving international distributors, manufacturers and engineering companies.3. Multi-stage QA system implemented throughout the whole process: raw material incoming inspection → production follow-up → finished goods testing before shipment. Avoid quality risks for your bulk orders.4. Flexible customized procurement solution. We source regular standard fasteners as well as specialized, hard-to-source non-standard items to satisfy your unique project demands.5. Personalized account manager assigned for each partner to align with your business targets & schedules. Custom packaging available; integrated logistics solutions to simplify worldwide delivery from factory straight to your warehouse.6. Specialized in global supply chain optimization. We integrate multi-supplier resources to simplify your purchasing process, cut sourcing costs and reduce multiple supplier communication workload.

Factory And Company Profile

1.Over 20 years professional factory integrating R&D, production and export of hardware fasteners, fixing anchors and hand tools.2.Premium Material, Reliable Performance.3.Precision Manufacturing, Accurate Dimensions.4.Various Surface Finishes Available.5.Strict Quality Inspection.6.Customization Service Supported.7.Wide Range of Applications.8.One-stop service with mixed container loading supported.9.Guarantees / Warranties / Terms & Conditions: We guarantee product quality and take full responsibility for any defects caused by manufacturing.

QINGDAO FASTENERS CO.,LTDBased in Qingdao, China, Qewitco is a British-owned firm with a vast global reach. Since 2004, we've earned a reputation as a top industrial consumables and fastener provider, serving clients across Europe, North America, Southeast Asia, and beyond.Driven by British management and quality standards, Qewitco excels in supply chain optimization. We source top-grade products from vetted manufacturers in China, Taiwan, Malaysia, Vietnam, and Thailand, ensuring competitive pricing and reliable production.With over 20 years of industry expertise, we offer tailored, cost-effective solutions to meet each partner's unique needs. Our services include:Personalized account management to align with your business goals and timelines
Multi-stage quality assurance from raw material inspection to final product testing
Flexible custom procurement for specialized or hard-to-source items
Customizable packaging and logistics solutions to streamline global deliveryFor industrial sourcing in China and Southeast Asia, Qewitco is your reliable partner. Our mission is to exceed expectations by ensuring seamless delivery—from production to your warehouse. We merge Western ethics with Asian manufacturing advantages, offering unmatched value and service.Certifications

Exhibition & Activities

Mainly Product