Timco Metal Construction Timber to Heavy Section Screws - Countersunk - Wing-Tip - Self-Drilling - Zinc 5.5 x 85 - 100 Pieces Compression Waste Timco C2 Clamp-Fix Premium Clamping

Timco C2 Clamp-Fix Premium Clamping Multi-Purpose Screws - TX - Double Countersunk - Yellow 5

GIS rails—anything plumbers need for new installations in shell construction and industry

Specification

Timco De-Burring Countersink 15-20mm product description:

Timco Metal Construction Timber to Heavy Section Screws - Countersunk - Wing-Tip - Self-Drilling - Zinc 5.5 x 85 - 100 Pieces Compression Waste Timco C2 Clamp-Fix Premium ClampingDescription Timco Metal Construction Timber to Heavy Section Screws Countersunk Wing Tip Self Drilling Zinc 5. 5 x 85 100 Pieces product description: Specifically designed to attach wood to heavy section steel (Max. 12mm). Metric thread with wings designed to ream out the timber, so the screw can achieve Max. R. P. M. without burning out. When the wings hit the metal they will break off to permit the thread to self tap into the metal. Product manual