2. Security fasteners
One-Way

One-Way security fasteners

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<p><b>The One-Way screw </b>is available as a machine screw and as a sheet metal screw. The sheet metal screws are available with a roundhead or an ovalhead in stainless steel A2 and steel zinc. The One-Way machine screw is available on request. <br></p>

Picture of One-Way Un-Do-It® screwdriver

One-Way Un-Do-It® screwdriver

Un-Do-It® screwdriver has two hardmetal conical points that will cut a notch in the head of the One-Way screw, The screwdriver then has sufficient grip to un...