G-Fast is the leading custom screw manufacturer specializing in precision-engineered fastening solutions for demanding industrial applications. With decades of manufacturing expertise, we produce both standard and custom made screws engineered to your exact specifications, from prototypes to high-volume production runs. From miniature electronics components to heavy-duty industrial assemblies, we deliver custom fastening solutions that meet the most stringent quality and performance requirements.

Advanced Custom Screw Features

Expanded Diameter and Length Range

Complete manufacturing capability from 0 through 3/8″ (30UNM through M10) diameters by i longer lengths available, including ultra-precision miniature screws for electronics and medical devices. Our advanced cold-heading and machining capabilities ensure consistent quality across the entire size spectrum.

Custom Screws per Customer’s Print and Supplied Specifications

We will quote and manufacture from your engineering drawings, PDF prints, STP files or reverse-engineered from your samples. Our technical team translates your exact specifications into precision-manufactured screws, guaranteed to conform to all dimensional, material and finishing requirements.

Thread & Drive Systems

• Thread Options: UNF, UNC, class 2A and 3A fit, Metric standard and fine pitch, military thread specifications, and custom thread profiles such as Left-Hand threads.
• Drive Systems: Phillips, slotted, Phillips-Slot Combo drives, Hex Socket, 6-lobe socket, security drives, and military drive configurations
• Thread Cutting & Forming: Thread cutting and Self-tapping Screws optimized for specific applications

Flexible Production Solutions

• Small Batches – Prototypes and Low minimum order quantities available.
• Production Runs – Scalable high-volume manufacturing with available blanket order releases.
• Expedited Service – Rush manufacturing available for critical project timelines and emergency requirements

Made in USA Quality – World Class Customer Service, Reliable Order Updates

Domestic precision manufacturing with superior workmanship, quality control and the Best Available Lead Times. Our streamlined quoting and production processes minimize lead times while maintaining exceptional quality standards.

 Comprehensive Custom Screw Capabilities

Secondary Operations & Special Features

Our experience and deep industry relationships further expands our advanced facility capabilities which include precision drilling, thread tapping, swaging, broaching, milling and surface modifications like grinding and shaving. Precision thread rolling plus captive washer SEMS assemblies with one or more washers as per the customer’s specification.

Material Expertise & Selection

We manufacture from carbon steel, alloy steel for high-strength applications, stainless steel grades (302, 303, 304, 316, 410, 416, A2, A4-70, A4-80), plus others stainless grades, copper, brass, aluminium, aerospace alloys, and exotic materials including titanium, Hastelloy, Monel, Inconel.

Surface Finishing & Protection

Complete finishing services include zinc, electroless nickel, cadmium, magnesium phosphate, passivation, MIL-DTL-5541 conversion coatings for aluminium, the application of locking elements,  nylon patches, pellets, micro encapsulated epoxy, thread lubrication for vibration plus specialty surface finishes electro polishing, painted heads and powder coating.

Why Choose G Fast as Your Custom Screw Supplier?

Precision Manufacturing Excellence – State-of-the-art cold-heading, hot forging, secondary operations and CNC machining ensures that the best, most optimal and economical methods will be chosen for each job with regards to all the factors such as quantity, configuration, material, finish, application and all required specifications.

Comprehensive Material Knowledge – Our extensive expertise and industry contacts allows G-Fast to source certified and tested materials to meet your application-specific requirements.

Quality Assurance Systems – Our quality system and manual are based on the ISO-9001 standard. All manufacturing operations include dimensional monitoring in process. Material certifications, process certifications and any required test results will be kept on file for a minimum of 7 years. All completed jobs are assigned lot numbers which are 2-way traceable from the customer’s packing list to the material certification with full documentation for all attached process test results such as torque, salt spray, plating thickness testing.

Engineering Collaboration – Technical support throughout the design process, optimizing screw specifications for manufacturability, performance, and cost-effectiveness.

Rapid Prototyping Capabilities – Fast turnaround on prototypes and samples, enabling quick design validation and testing cycles.

Custom Screw Manufacturing Process

1. Technical Consultation – Engineering review of specifications, drawings, and performance requirements specific to your application needs.
2. Material & Process Selection – Optimization of manufacturing method, material grade, and secondary operations for optimal performance and cost.
3. Precision Manufacturing – Advanced production techniques ensuring consistent quality and exact conformance to industry standards and the customer’s specifications.
4. Secondary Operations – Complete finishing services include drilling, sorting, surface treatments, and assemblies and kitting.
5. Quality Validation – Comprehensive inspection protocols with dimensional verification, functional testing, and complete documentation available.

Specialized Screw Applications

Our custom manufacturing expertise serves critical applications including electronic assemblies, medical devices, aerospace components demanding certified materials and processes, automatic assembly requiring high-volume consistency, industrial equipment needing specialized configurations, and construction fastening requiring structural integrity.

Get Your Custom Screw Quote Today

Need precision screws that standard fastener suppliers can’t provide? Our custom screw manufacturing expertise delivers solutions engineered to your exact specifications. Contact our sales team for comprehensive and accurate quotes on your custom screw project.

Ready to discuss your supply chain fastener and screw requirements? Connect with our engineering team to explore how G-Fast can solve your most demanding fastener challenges with precision-manufactured made-to-print custom screws.