3Q, Inc. Premier Fastener Sourcing and Distribution

Call 630-405-8492

Open Monday-Friday 7:30am-4:30pm CST
USA Made Fasteners

Products: SEMS Washers, Double Coil Lock Washers, Cold Formed Fasteners, Sheet Metal Screws and more

Below are some of our most popular items. Please contact our office for a quote on these items or for information on other fasteners, custom assemblies, stampings or specialty products.

SEMS Washers

ITW Shakeproof SEMS Washers

Double Coil Lock Washers

ITW Shakeproof Double Coil Lock Washers

Split Lock Washers – Large Diameter

ITW Shakeproof Split Lock Washers – Large Diameter (7/8" – 3")

Cold Formed Fasteners

UniTech Products Corporation Cold Formed Parts

Sheet Metal Screws

Pull-Tight Serrated Hex Washer Head Sheet Metal Screws

Nylon Insert Lock Nuts

Hex Bolts

Hex Nuts

Machine Screws

Other Products

Call 630-405-8492 with questions or email us at for a quote.

Services (Value Added)

Additional Services

  • Specialty Plating & Finishes
  • Onsite Quality Inspection and Engineering
  • Just In Time Delivery
  • Secondary Customized Services
  • Sales Representation

Distribution Services

  • Warehousing
  • Distribution Customer Network
  • Chicago Location

Contact Us For a Quote
Call 630-405-8492

Contact 3Q, Inc. for all your fastener products and services:

Request your online quote now »

3Q, Inc.   |   1707 Quincy Avenue, Unit # 159   |   Naperville, IL 60540   |   630-405-8492   |   630-839-0990


Copyright ©2019 3Q, Inc. All rights reserved.   |   Site created by Cygnet Midwest