Bolts & Screws

Choose the right screw for your needs.

Compare our exclusive security fasteners. Never sold in stores.

Custom made for each customer.

KEY-REX®

The most secure, tamper-proof screw and bolt on the market. Patented worldwide. Designed to simply not be removed by anyone but the owner — ever. Not available in any store.
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In-stock. Controlled inventory.

PENTA-PLUS™

Pentagon design is configured to keep out Torx-Pin, Hex-Pin and all other tamper-resistant bits. Only available to Bryce Fastener™ customers and bits are controlled through our customer database. Next to KEY-REX®, PENTA-PLUS™ is your best tamper-proof option on the market.
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Better than Torx®.

Stykfit®7

Patented design provides tight tolerance between bit and screw for a “stick-fit”. Screws don’t fall off the bit, even when bearing weight – perfect for assembly applications.

Fast indexing, ease of use and improved installation times are the result. Looking to make gains in productivity and efficiency with a security screw? This is it.
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A better “one-way.”

STRIP-LOK™

Strip-Lok™ acts like a One-Way, but can be power driven for max torque before intentionally stripping to make the perfect non-removable security screw.
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Nuts

Security Nuts - Innovation Like No Other

From tamper-proof nuts to specialized, custom-made locking nuts.

Patented Drives Only Available from Bryce Fastener | Never Sold in Stores

Custom made for each customer.

KEY-REX® Nut

Key-Rex® nuts are the world's most secure, tamper-proof nuts on the market. Every set of Key-Rex® nuts are custom "keyed" for the client. Only the client has the sockets to fit their custom set which are designed to be nearly impossible to remove without the socket.
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In-stock. Controlled inventory.

PENTA-NUT™

Penta-Nut™ security nuts have the largest diameter compared to other available anti theft nuts and security nuts, and with the added Raptor™ Security Head, no washer is needed. These High-Security 316 stainless steel tamper proof nuts turn any bolt into a lock.
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Pipeline Protector & Security Cap

KEY-REX® Wellhead Nut

We designed the Key-Rex® Wellhead Nut with defense features other security nuts don’t have.
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All products

Any fastener. Any way.

When your choices are too big, too small, too long or too short, we have the solution – make it!
Whether it’s an exclusive Bryce product or something common, we would love to make it just right for you.