MESA Self-drilling Pan Head 4.2 x 22.5 mm screws

These pan head Tek screws have been perfectly designed to work with Hyperion Aqua-channel Decking when installing on MESA Support aluminium bearers.

• Countersunk black stainless steel screws - Box of 100
• To be used for aluminium bearers
• 4.2mm thread, 22.5mm length
• 22.5mm screws do not work with 20x50mm aluminium bearers and:

1. Hyperion Decking 3mm fasteners
2. Hyperion Cladding Sentinel fasteners