Trilobular thread forming screws work in both plastic and metal. Their three lobed shape forms a thread rather than cutting it.

That gives lower drive torque and good resistance to vibration loosening. ASL offers a wide range for the plastics and metal industries.

Ask for sizes.

Advance Spares Limited, Unit 21, Vauxhall Industrial Estate, Ruabon, Wrexham LL14 6HA. Tel 01978 823 900. Email sales@aslgroup.uk.com.