This is a high - quality steel square key. It can be cut to the required length. It fits most 1', 1 1/4' and 35mm axles. With a 1/4' square shape and 1 - foot length, it's a great choice for your axle needs.

To use this axle key, first measure the length you need and cut the key accordingly. Make sure the axle size is within the 1', 1 1/4' or 35mm range that the key fits. When installing, gently insert the key into the axle slot. Be careful not to use excessive force as it may damage the key or the axle. For maintenance, keep the key clean and dry to prevent rust. You can wipe it with a dry cloth regularly. If you notice any signs of wear or damage, replace the key immediately to ensure safe operation.