Hinge – Stainless Steel Butt 30 x 30mm€1.00Hinge – Stainless Steel Butt 30 x 30mm Hinge - Stainless Steel Butt 30 x 30mm quantity Add To Quote Part Num: 52-1-4038 Categories: Hinges, Locker Hinges Description Description304 Grade Stainless Steel Square Hinge with 4 x Ø3.30mm countersunk mounting holes at W20mm x H20mm centres; Size: 30mm x 30mm x 2mm with Ø3.30mm Pin.