Self-Drilling Screw Fastener
Have you heard about a screw that can tap its own hole as it is driven into? Self drilling screws are one of the widest forms of fasteners used for hard substances such as metal or hard plastics in the world today. One of the main reasons behind their immense usage is that they are relatively cheap in comparison to other materials and are available in a large range of shaped heads and sizes.
Untreated
Lumber-to-steel,
steel-to-steel,
gypsum-to-steel
applications
Pressure-Treated4
or Fire-Retardant
Lumber-to-steel;
aluminum-to-steel;
dissimilar metals
Untreated
Lumber-to-steel,
steel-to-steel,
gypsum-to-steel
applications;
cement
board-to-steel
Pressure-Treated4
or Fire-Retardant
Lumber-to-steel;
aluminum-to-steel;
dissimilar metals
Untreated
Lumber-to-steel,
steel-to-steel,
gypsum-to-steel
applications
Pressure-Treated4
or Fire-Retardant
Lumber-to-steel;
aluminum-to-steel;
dissimilar metals
All in Colombo
