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Window Fabrication Screws - Countersunk with Ribs - PH - Self-Tapping - Self-Drilling Point - Zinc - 3.9 x 16mm - 1,000 Pieces

Size (mm): 3.9 x 16

Multiple uses for fitting a variety of hardware to frames where there is a steel or aluminium reinforcement present. Countersunk head with ribs under head for improved countersinking.

FREE UK Delivery on all orders over £80

Product Specification

Pack Quantity

Pack Quantity Unit

Pack Type

Length (mm)

Size (mm)

Thread Diameter (mm)

Head Type

Point Type

Recess Type

Thread type

Driver Bit Size

Max Drilling Thickness (mm)


Corrosion Rating



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