Draper Hook Wrench, 19 - 51mm - HWCChrome vanadium steel hardened, tempered and chrome plated. Key Features Constructed from high quality chrome vanadium steel for exceptional durability and strength. Hardened and tempered design ensures long lasting performance and resistance to wear. Chrome plated finish provides superior corrosion resistance, maintaining tool integrity over time. Versatile hook wrench accommodates a range of sizes from 19mm to 51mm, ideal for various applications.