The plug-in socket key insert from Teng Tools with a key width of 16 mm is an indispensable tool for any workshop or DIY environment. With a connection size of 1/2" and a handle length of 79 mm, this insert offers optimal handling and flexibility for various applications. The square drive ensures a secure connection with the corresponding tool, while the robust metal material guarantees durability and reliability. Weighing 150 grams, the insert is lightweight yet stable enough to meet even demanding tasks. Ideal for repairs and maintenance work, this plug-in socket key insert is a valuable addition to any toolbox.