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- -A set of popular keys for draining differentials, sumps, axles, gearboxes on most modern vehicles.
- Now includes 10mm (f) square, the latest triangular in 3/8" D and spline bit M16.
- Hex size: 6, 8, 8, 10, 12, 13.1, 14, 17mm.
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Square size: 7, 8, 9.5, 10, 11, 13.1mm.