US security screws manufacturer 100% MADE IN THE USA

Call us: 480-503-3801

Penta-Nut® Tamper-Proof Nut Manufacturer

Penta-Nut® Tamper-Resistant Security

Penta-Nut® Tamper-Resistant Security

Controlled Drivers

Thanks to patented, proprietary geometry, and controlled drivers, the Penta-Nut® can be used to turn any bolt into a secure lock. Furthermore, the need for lock washers disappears (and torque improves) when the Penta-Nut® is manufactured with Raptor™ claw gripping serrations.

Request a Quote

1230 N. Mondel Dr. Gilbert, Arizona 85233 Tel: 480-503-3801 Fax: 480-503-3834 Email: Facebook

Bryce Fastener is the world leader in high security locking bolts and fasteners, security screws, tamper proof and tamper-resistant screws.

KEY-REX™, Keyed-Lok®, Penta-Plus™, Hex-Pin™, and Tam-6lobe™ are registered trademarks of Bryce Fastener Mfg.
TORX® is a registered trademark of Acument Intellectual Properties, LLC
Copyright Bryce Fastener Mfg., Inc., 2019. All Rights Reserved. Prices Subject to Change Without Notice. Zero Theft is not Guaranteed.