Stainless Steel Domed NYLOC Insert NUTS - M5 M6 M8 M10 - DOME NYLON LOCKING

(Available inM5 (5mm )M6 (6mm)M8 (8mm) &M10 (10MM). M8 8mm X 1.25mm. M10 10mm X 1.5mm. M6 6mm X 1.0mm. M5 5mm X 0.8mm. s 10mm (Spanner Size). s 8mm (Spanner Size). - We have already explained this :-).

eBay