PTA COUNTERSUNK HEAD SELF DRILLING SCREWS are tapered under the head With 8 cross cutter blades(Ribs) to aid in cutting the top material to lie flush neatly with the surface they are driven into. ~Z~ point allows stability and also 40% faster drilling in steel.
An additional Teflon coating over zinc plating to resist corrosion and enhances the life span of the screws.
Commonly used for Fixing calcium Silicate board / Fiber Cement Boards/ Gypsum boards/ Bison boards /Aluminum section and many other applications etc.
GUAGE | PART NO | O x LENGTH | PACKING No. of pcs per box / per ctn |
Drilling Capacity |
No.7 | PTA713CSKZN | 3.9mm x 13mm | 1000 x 24 | 2mm |
No.7 | PTA716CSKZN | 3.9mm x 16mm | 1000 x 24 | 2mm |
No.7 | PTA719CSKZN | 3.9mm x 19mm | 1000 x 24 | 2mm |
No.7 | PTA725CSKZN | 3.9mm x 25mm | 1000 x 16 | 2mm |
No.8 | PTA816CSKZN | 4.2mm x 16mm | 1000 x 16 | 3mm |
No.8 | PTA819CSKZN | 4.2mm x 19mm | 1000 x 24 | 3mm |
No.8 | PTA825CSKZN | 4.2mm x 25mm | 1000 x 16 | 3mm |
No.8 | PTA832CSKZN | 4.2mm x 32mm | 800 x 12 | 3mm |
No.8 | PTA838CSKZN | 4.2mm x 38mm | 600 x 12 | 3mm |
No.8 | PTA850CSKZN | 4.2mm x 50mm | 500 x 12 | 3mm |
No.8 | PTA860CSKZN | 4.2mm x 60mm | 400 x 12 | 3mm |
No.8 | PTA875CSKZN | 4.2mm x 75mm | 300 x 12 | 3mm |
No.10 | PTA1025CSKZN | 4.8mm x 25mm | 500 x 24 | 4mm |
No.10 | PTA1038CSKZN | 4.8mm x 38mm | 500 x 12 | 4mm |
No.10 | PTA1050CSKZN | 4.8mm x 50mm | 400 x 12 | 4mm |
No.10 | PTA1060CSKZN | 4.8mm x 60mm | 300 x 12 | 4mm |
No.10 | PTA1075CSKZN | 4.8mm x 75mm | 200 x 16 | 4mm |
No.10 | PTA10100CSKZN | 4.8mm x 100mm | 200 x 12 | 4mm |