We stock a wide range of A4 stainless steel socket head caps starting from M1.4 going up to M30 in diameter. A4 socket head caps have a higher resistance to corrosion than an A2 socket head cap which are mainly used in the food industry, vs A4 which is mainly used in the marine industry.
Franciskirk.com has been in the fastener and fixing industry since 1868 - not finding what you're looking for? Why not give our experienced sales team a call, just because its not listed on our website doesn't mean we don't supply it, we supply a wide range of non standard fasteners and fixings.
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