Truss Self Drilling Screw (SDS) 8 x 25 (4.2mmx 25) Mild Steel (Box of 1000)

Self Drilling Screws are high-performance fasteners designed with an integrated drill point that enables drilling, tapping, and fastening in a single operation. These screws provide quick installation, strong holding power, and reliable fastening in metal, roofing, and structural applications.
 
Size / Specification
Available Sizes: 8G / No 8 / 4.2mm
Length Range: 25mm
Material: Carbon Steel 
Finish: Zinc Plated 
Head Type: Truss 
Drive Type: Philips 
Point Type: Self Drilling Point
 
Applications
Metal sheet fastening
Roofing and cladding installation
Purlin and steel structure fixing
Solar mounting structures
HVAC duct installations
Electrical panel assembly
Industrial fabrication works
Outdoor structural applications