7/16" BSC Lock Nut Small Hex CEI in EN1A mild steel.Double chamfer.TPI: 267/16" BSC Lock Nut Small Hex CEI£1.63PriceFinish*SelectDiameter*SelectGrade*SelectQuantity*Add to CartDeliveryDelivery costs are based on the weight of your orderUK Delivery: 3 to 5 business daysInternational: 5 to 7 business days