3Q, Inc. Premier Fastener Sourcing and Distribution

Call 630-405-8492

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

3Q, Inc. is an authorized ITW Shakeproof distributor, speciazing in SEMS washers and double coil lock washers.

3Q, Inc. sources and distributes the complete SEMS Lock Washer product line, as well as other ITW Shakeproof products.

SEMS Lock Washer Products

Request an ITW SEMS Lock Washer Product Stock List »

Double Coil Lock Washers

Other ITW Products

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

SEMS washers, double coil lock washers, and tooth lock washers

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Call 630-405-8492

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

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


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