1/2", Sram DUB

the ratchet has an interchangeable HX 8mm screwdriver socket and 14 mm socket, both are used for crank nuts

Praxis Works M30, 12 notch, 1/2"

1/2", Shimano BB9000

1/2", Shimano BBR60

1/2", Hope

Compatible with all aluminum 1/2" bottom bracket sockets. By maintaining secure engagement, the tool enables easier installation and removal of bottom brackets with low-profile fittings, reducing the risk of slippage and potential damage.