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Shear Nuts a permanent security nut - when tightened the unthreaded part shears off, leaving a tamper resistant cone.

Shear Bolt Security Screws are high security permanent bolts. The bolt works on the same concept as the shear nut, the head shears off - leaving a plain tamper proof head.

Pin Hex Security Screws are suitable for high torque applications. The parts are manufactured with a central pin in the 6 lobe recess, preventing the removal with a standard tool.

Clutch Head Security Screws are a one-way security screws that are installed with the use of a standard flat bladed screwdriver.

6 Lobe Pin Security Screws are suitable for high torque applications. The parts are manufactured with a central pin in the 6 lobe recess - preventing removal with a standard tool.

2 Way Security Nuts are an alternative to shear nuts, but having the advantage of not leaving an unplated surface. This fastener can be removed with the use of a unique matching socket.

Thread Size
M5 M6 M8 M10 M12
Material Finishes

Carbon Steel

Stainless Steel (A2)

Zinc Plated

2 hole Security Screws are designed for low to medium torque applications. They have 2 holes drilled in to the head that need a unique 2 pin driver to install and remove.

1 Way Security Nuts are an alternative to shear nuts, but having the advantage of not leaving an unplated surface. This fastener is a permanent fixing.

Thread Size
M5 M6 M8 M10 M12
Material Finishes

Carbon Steel

Stainless Steel (A2)

Zinc Plated

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