Stahlwille 58231019 Spanner 733/10 Open ring insert tool 19 mm, 9×12 mm

This bi-hex insert features an AS-Drive profile for efficient torque transfer and is designed for torque wrenches with an interchangeable insert system. It is finished with special chromium over nickel plating for a durable, chip-proof surface. Drop-forged, hardened, and cooled in an oil bath, it delivers exceptional strength and long-lasting durability, making it extremely strong and exceptionally durable for demanding applications.