Ratchet - YT-03315. Set of 2: Step Wrench YT-03316 + Ratchet - YT-03315. The YT-03315 internal ratchet used together with the YT-03316 step wrench is used for mounting Step Wrench YT-03316. Step wrench size: 3/8" (9.6 mm) / 29/68" (11.6 mm) / 1/2" (12.6 mm) / 21/32" (16.4 mm) / 27/32" (21 mm) with 1/2" drive.
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