This set of metric torque adapter start from 10 mm to 19 mm without jumping any numbers. It's good for Japanese vehicle to work with, they all use metric number nuts and bolts. Actually from 8 mm to 24 mm were the most they use. But from 10mm to 19mm will be also sometimes locate at different reach area. This torque adapter set is perfect for most of the situation use. It's made in Taiwan, lifetime warranty.
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