Round-head tamper-proof coach screw with Tx 40 drive. It comes with its tamper-proof star cap, which covers the drive once fitted so no one can remove it. For fixing metal hardware to wood with a pilot hole, or with a nylon wall plug. 7 mm galvanised steel. In Icod de los Vinos, with delivery across Tenerife.

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| Size (mm) | Units per box | Add to order |
|---|---|---|
| 7 × 40 | 100 | |
| 7 × 60 | 100 | |
| 7 × 70 | 100 | |
| 7 × 90 | 100 |
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The size is the thread diameter by the length, not counting the head. Each screw comes with its tamper-proof star cap. To drive it you need a Tx 40 bit. Galvanised steel. Units per box according to the manufacturer. Manufacturer's data.
Manufacturer's values for the 7 mm galvanised tamper-proof screw.
First drive the screw with a Tx 40 bit. Then tap the star cap into the drive with a hammer. That way the drive is covered and the screw can no longer be removed with a normal tool.
It's a screw that can't be removed with a normal tool. It's driven with a Tx 40 bit and the drive is then covered with a tamper-proof star cap.
Yes. Each screw is supplied with its tamper-proof star cap. It's tapped into the drive once the screw is in place.
For fixing metal hardware to wood where you need a joint that can't be taken apart.
Yes, with a nylon wall plug. In wood a pilot hole is needed.
A Tx 40 hexalobular bit.
Yes. We deliver across Tenerife and ship to the other islands. You can also collect them from our warehouse in Icod de los Vinos.
Tell us the size and quantity, and we'll get back to you as soon as possible.