8mm / 9mm / 10mm / 11mm / 12mm / 13mm / 14mm / 15mm / 16mm / 17mm / 18mm / 19mm / 20mm / 21mm / 22mm / 23mm and 24mm. -3/8" Drive sockets. -3/8" drive sockets so will fit any 3/8" drive ratchets / extensions / bars.
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