The Sealey 3 Piece Adjustable C Spanner Hook and Pin Wrench Set is a versatile tool kit designed for working with slotted retaining rings and lock nuts. Manufactured from hardened and tempered drop-forged Chrome Vanadium steel, this professional-grade set delivers the durability and strength required for demanding workshop applications. The set features interchangeable hinged arms that accept both hook and pin configurations, providing flexibility for different fastening applications. With an adjustable range covering 19-51mm, these spanners accommodate various retaining ring sizes commonly encountered in automotive, machinery, and general engineering work. The 4mm diameter pins are specifically sized for secure engagement with slotted components. Each spanner incorporates a recessed panel with a satin finish, combining functional grip with corrosion resistance. The drop-forged construction ensures these tools maintain their accuracy and strength under load, making them suitable for pr