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Custom Screws, Manufactured to Your Specifications

When you need small quantities of custom screws, and you need them done right, choose Wilson-Garner. With over 70 years of experience serving military vehicle, heavy truck, oil & gas, automotive, and industrial industries across the board, we are known for our ability to cold form exceptionally durable screws in non-standard sizes and limited quantities.

We manufacture custom screws according to your requirements. Send us a blueprint, specification, photo, or even a sketch of the part you’re looking for. If it’s within our capabilities, we’ll deliver it — quality and precision guaranteed. Plus, it’ll be manufactured right here in Harrison Township, MI, as our family-owned company has remained true to our American-made promise since the beginning.

Custom Screw Types

Hex Head Cap Screws

Hex Flange Screws

Square Head Screws

Set Screws


Limited-Run Quantities

Limited-run quantities are where we live. We can accommodate custom, small-quantity screw requests from just a handful of parts to around 30,000 pieces. When you need a small number of parts manufactured to precise specifications, you need Wilson-Garner.

Product Specifications

  • Carbon or Alloy Steel
  • ¼” to 1-1/8″, or M5-M24 diameter
    • Up to 5/16″ diameter – Max length is 6”
    • 3/8″ diameter or more – Max length of 8”

Head types:
Hex head | Hex flange | Square head | Round head

View Our Full Capabilities Statement


Wilson-Garner is certified to ISO 9001:2014 and IATF 16949:2016 and provides full electronic certifications free of charge for every lot of product we ship. Wondering about a particular certification or approval? Please see a complete list of our certificates and any relevant documentation below.

Custom Screw Resources

Learn more about the development of custom screws below.


Hex head cap screws

Hex head cap screws and hex bolts. They look similar, and their names sound...

External Bolt Threads

April 4, 2022How to Measure Screws

Screws are externally threaded fasteners designed to be inserted into holes in assembled parts,...

Hex Head Cap Screws in a Pile

December 14, 2021Unique Screw Head Types

When most people think of a screw, the most common Phillips head is likely...

Get The Custom Fastener You Need