Sighted internally threaded collar

Product type Head type Thread size Thread length
F2 S30

bigHead fastener with an internally threaded collar fixing welded to a Sighted ∅30mm circular perforated Head (ISO metric coarse pitch thread).

Sighted graphic
Carbon steel with bright zinc coating
Product code: F2 S30
Download Carbon steel technical data sheet
316 Stainless steel
Product code: SF2 S30
Download 316 Stainless steel technical data sheet
If you require a different size from those listed please speak to the bigHead sales team on +44 (0) 1202 574 601 or