3/8 DRIVE - T40 / T45 / T50 and T55 (total length - 40mm). -Male Torx / star sockets. - 1/4 DRIVE - T10 / T15 / T20 / T25 / T27 / T30 (total length - 25mm). -1/4 and 3/8 drive so suitable for all smaller 1/4 / 3/8 ratchets.
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