- Facet countersunk head, metric, slow self drilling thread with self-drilling into steel point.
- Material specification: C1018-C1022 Carbon Steel, Zinc +Yellow Passivation, Zinc + Clear Passivation.
- Recess: Phillips No.2
- Screws are manufactured and supplied to ISO 9002 standard.
- Windows and doors fabricated using our screw range have surpassed the following British Standards BS7412 - corrosion resistance in accordance to BS 7479.
- BS6375 Pt.II - particular attention is drawn to our screws exceeding clause 6.5 - resistance to accidental loading.
- BS7950 - enhanced security for windows and PAS 023/024 for doors.
- Correct screw choice is vital for the attainment of these security standards.
|Part Code||ASFMR4013Y | ASFMR4013Z | ASFMR4016Y | ASFMR4016Z|