Sealey SCS243 Nut Lock Medium Strength 50ml Pack of 12 A medium to high strength nut lock for all types of metal threaded fasteners. Can be used on plated parts up 50mm. SCS243 Features: A medium to high strength nut lock for all types of metal threaded fasteners Can be used on plated parts up 50mm Pack Qty: 12 Model No SCS243 What is included: 12 x Sealey SCS243 Nut Lock Medium Strength 50ml