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Fastener Manufacturer & Global Supplier

Turkish screw & fastener manufacturer — bolts, screws, nuts, zinc plated & stainless steel fasteners direct from our Istanbul factory. DIN · ISO · ASTM

Direct Manufacturer. No middlemen. Your order goes directly from our production line to your warehouse. 48+ years of precision manufacturing — automotive, aerospace, construction, energy, marine.

ISO 9001:2015 DIN · ISO · ASTM OEM Production 41+ Countries
Request a Quote Upload Drawing Browse Catalog
Quote within 24h Samples available No MOQ on standard items Dedicated engineer support
Global Presence
41+ Countries Served

48+

Years Manufacturing

20,000+

Product Variants
Certified · Verified · Trusted
ISO 9001:2015 Quality Management
EN 10204 3.1 Material Test Certificates
41+ Countries Global Export Network
Factory Since 1978 Direct Manufacturer
DIN · ISO · ASTM International Standards
RoHS Compliant Hazardous Substance Free
Why buy direct from our factory?
No middlemen — factory price
Custom dimensions & OEM runs
Full material traceability
EN 10204 3.1 test certificates

Fastener Manufacturer — Bolts Screws & DIN ISO Production

From raw material to your warehouse — bolts, screws, nuts and custom parts, we control every step.

Global Logistics

We handle export documentation, HS codes, and customs clearance to 41+ countries. Optimized shipping routes, lowest landed cost, and full supply chain visibility for OEMs and distributors.

Logistics Details

Scheduled Supply (VMI)

Vendor Managed Inventory programs that reduce your stock costs. We forecast demand, automate replenishment, and keep your production line running without interruption.

Supply Programs

Custom Manufacturing

Send us your technical drawing — we manufacture to your exact specification. Non-standard dimensions, special materials, surface treatments, and full DIN/ISO/ASTM compliance.

Custom Production
Direct from Factory

Bolts, Screws, Zinc Plated & Stainless Steel Fasteners

Industrial Fasteners manufactured at our Istanbul factory. DIN, ISO, and ASTM compliant. Carbon steel, stainless steel, zinc plated and alloy options with full coating range.

Product Categories

All items manufactured at our Istanbul factory — in stock & made to order

Full Catalog
Aerospace Fasteners

Aerospace Fasteners

Aerospace Fasteners are designed for applications requiring high strength, tight tolerances, and…

Alloy Steel Zinc Plated
Anchors

Anchors

Anchors are industrial fastening elements used to secure structural components to concrete,…

Steel Hot Dip Galvanized
Automotive Fasteners

Automotive Fasteners

OEM automotive fasteners from Turkey. ScrewIndustry supplies high-tensile bolts, nuts, and specialty…

Alloy Steel Zinc Plated
Bolts

Bolts

Bolts are essential fasteners used in machinery, construction, and general assembly. They…

Steel Zinc Plated
Clamps

Clamps

Clamps are used to secure and hold pipes, hoses, cables, and similar…

Steel Zinc Plated
Custom Machine Parts

Custom Machine Parts

Custom Machine Parts include components manufactured to project-specific dimensions, geometries, and tolerances.…

Steel Zinc Plated
Dowels

Dowels

Precision dowel pins for alignment and positioning. ScrewIndustry supplies hardened steel dowels…

Steel Zinc Plated
Marine Fasteners

Marine Fasteners

Corrosion-resistant marine fasteners from ScrewIndustry. Stainless steel A2/A4, hot-dip galvanized. For boats,…

Stainless steel A4 Plain
Nuts

Nuts

Nuts are complementary fasteners used with bolts and studs. Available in different…

Steel Zinc Plated
Pins

Pins

Pins are fastening elements used for quick assembly/disassembly, securing, and positioning. Available…

Steel Zinc Plated
Recessed Light Spring Clips

Recessed Light Spring Clips

Recessed light spring clips are metal retaining components used to secure LED…

Steel Zinc Plated
Rigging Hardware

Rigging Hardware

Rigging Hardware covers connectors and load-bearing components used in rope/cable systems and…

Steel Zinc Plated
Rivets

Rivets

Rivets are fasteners used for permanent joining, especially for sheet metal and…

Steel Zinc Plated
Screws

Screws

Screws are used for fastening and assembly in wood, metal, plastic, and…

Steel Zinc Plated
Solar Fasteners

Solar Fasteners

Solar panel fasteners from ScrewIndustry. Stainless steel mounting clamps, bolts, and rails…

Stainless steel A2 Plain
Washers and Rings

Washers and Rings

Washers and Rings are used to distribute load, protect surfaces, and prevent…

Steel Zinc Plated
Yacht Equipment

Yacht Equipment

Our Yacht Equipment category includes fasteners, mounting components, and marine hardware used…

Steel Zinc Plated

Industries We Serve

Certified fastener solutions for the most demanding environments

Agricultural Fasteners

Agricultural Fasteners

Agricultural fasteners, Heavy-duty bolts, screws and fasteners supplier for agricultural machinery and…
Automotive Fasteners

Automotive Fasteners

OEM-grade automotive fasteners manufacturer supply—high tensile bolts & screws for serial production,…
Building Fasteners

Building Fasteners

Construction-ready fasteners supplier for building systems—reliable screws, bolts and anchors with standard…
Drywall Installation

Drywall Installation

Drywall screw supplier—fast-install screws for gypsum board systems with reliable bite and…
Electronics assembly, Light machinery, Precision components, Interior fixtures, Machinery and equipment assembly

Electronics assembly, Light machinery, Precision components, Interior fixtures, Machinery and equipment assembly

Precision fasteners supplier for electronics—small screws and components with consistent threads and…
Engineering

Engineering

Engineering-focused custom fastener manufacturer—made-to-drawing bolts, screws and machined parts with tolerances and…
Food Industry

Food Industry

Food Industry: Corrosion-resistant stainless steel fasteners supplier for food environments—clean, durable and…
Furniture industry

Furniture industry

Furniture industry:Furniture screw and fastener supplier—smooth installation, strong holding, and consistent quality…
General

General

General: One-stop industrial fasteners supplier—standard and custom bolts, screws, nuts and washers…
General construction

General construction

General construction fasteners supplier—anchors, screws and bolts with common standards and coating…
Gypsum board to metal studs

Gypsum board to metal studs

Gypsum board to metal studs: Drywall-to-steel self drilling screw supplier—strong metal-to-metal engagement…
Industrial

Industrial

Industrial -grade fastener manufacturer and supplier—OEM bolts, screws, nuts and washers for…
Installation of solar panels

Installation of solar panels

Installation of solar panels: Solar mounting fasteners supplier—outdoor-ready bolts, clamps and anchors…
Interior wall systems

Interior wall systems

Interior wall systems fastener supplier—reliable screws and accessories for framing and panel…
Machinery

Machinery

Machinery fasteners manufacturer—high tensile bolts and screws engineered for vibration, load, and…
Marine, Outdoor, Corrosive Environments

Marine, Outdoor, Corrosive Environments

Marine stainless fasteners supplier—saltwater-ready bolts, screws and hardware for corrosion-critical environments.
Mechanical clamping and fixture

Mechanical clamping and fixture

Mechanical clamping and fixture: Clamps and fastening components supplier—secure holding parts for…
Metal to Metal - Steel Framing

Metal to Metal - Steel Framing

Metal to Metal - Steel Framing: fastener supplier—self drilling screws and bolts…
Military industry

Military industry

Military industry: Military-grade fastener manufacturer supply—robust bolts and screws with controlled production, consistent…
Production of equipment

Production of equipment

Production of equipment: Equipment manufacturer supply fasteners—OEM bolts, screws and custom parts…

Roofing & cladding, Outdoor construction, Timber structures, Metal-to-wood fastening

Roofing & cladding fasteners supplier—weather-resistant screws and fixings engineered for outdoor panels…

Custom fasteners RFQ — send your drawing, get a quote in 24h. Marine, automotive, aerospace & industrial screws.

Full Product Catalog Request Custom Part

Expert Fastener Knowledge Hub

Technical insights, engineering guidance, and industry expertise from our fastener manufacturing specialists. Explore practical applications, material selection tips, quality standards, and best practices for industrial fastener specification and installation across automotive, construction, aerospace, and marine sectors.

Video Resources

M4 x 5 Screw Precision Check | Fastener Manufacturing

Real M4 x 5 screw inspection with digital caliper on the factory floor. Precision fastener manufacturing and quality control by Screw Industry.

Bolt Manufacturing Process | High Strength Bolt Production

ScrewIndustry is a professional bolt manufacturer specializing in high-strength bolts for industrial applications. Our production process includes cold heading, thread rolling, heat treatment, and advanced surface coating technologies. We manufacture according to international standards such as DIN, ISO, and ASTM, ensuring consistent quality and performance. Our factory supports OEM bolt production with high-volume capacity, competitive pricing, and reliable delivery for global partners.

Bolt Manufacturing | Bolt Production – ScrewIndustry

Our factory supports OEM fastener production with high-volume capacity, consistent quality, and flexible packaging solutions for international customers.

Fastener Manufacturing | Bolt & Screw Production

ScrewIndustry is a professional fastener manufacturer specializing in high-strength bolts and screws for global markets.

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ISO 9001:2015
EN 10204 3.1
41+ Countries
Factory Since 1978
DIN · ISO · ASTM
RoHS Compliant