The G L Huyett Machine Key M20 x 12 x 100 Form B is crafted from durable carbon steel, ensuring reliable performance in various mechanical applications. This undersized key measures 20mm in width, 12mm in height, and 100mm in length, making it ideal for securing rotating components in machinery. Its robust construction meets industry standards, providing a secure fit and preventing slippage. Suitable for use in automotive, industrial, and manufacturing settings, this machine key is essential for maintaining the integrity of your assemblies.