TIMCO Self-Drilling Light Section Silver Screws - 8 x 3/4 Brass Woodscrew - Roundhead These engineering quality countersinks drill

These engineering quality countersinks drill a precise recess to allow a fastener head to sit flush in alloy and non-alloy metals

Suitable for use on very hard materials includin

pad-lockable and fixed with carriage bolts for high security

handrails and wooden steps

This wheel provides support at the leading edge of gates and doors and self adjusts to overcome sloping or uneven groundwork

TIMCO Self-Drilling Light Section Silver Screws - 8 x 3/4 Brass Woodscrew - Roundhead These engineering quality countersinks drillHex head self drilling screws, for joining roofing sheets to light section steel (Max. 3. 0mm) without the need to pre drill a hole.