Lockring Sockets specific to e-bikes, there are 9 lockrings availavle which correspond to the following e-bike motors:

• Shimano STEPS 54 / Shimano STEPS 39.
• Bosch 43 (Gen3) / Bosch 50 (Gen2) / Bosch 60 (Gen1).
• Yamaha PW 36mm Hex / Yamaha PW-X 46.
• Panasonic 62.
• Brose 43.

The sockets are of 1/2″ Dr. and are compatible with Birzman Socket and Torque Wrenches.