System Zero security screws utilise an external non-slip drive head with indentations which the matching security tool grips in order to fasten and remove.

Have got some of the above screws in my Virgin Media box I need to remove ( thank you Google). Don't really want to fork for a bloody.

I think the screw's about mm and is a smooth dome - a bit like the ones in . " System Zero" looks the job, but £ (+P&P) is, as you say.

Telwest haven't existed for years! This thread implies it is a "system zero tamperproof screw" and has some ideas about how to remove it.

Results 1 - 20 of 47 Order your System Zero Security Screws online from RS today. Zinc Plated Flange Button Steel Tamper Proof Security Screw, M4 x 12mm.

Products - of Browse our range of Security Screws in a range of Drive Types, Sizes, Materials and Finishes. Offering additional BrandSystem Zero.

The tamper resistant System Zero dome head security screw has an external components, requiring a special insert bit or key wrench to insert and remove.