This key set is essential for removing gearboxes, rear axles, engine fillers and sump plugs for all automotive applications. The set comprises of FIVE double ended bits and are manufactured from 40Cr alloy steel for high fatigue strength and are nickel plated for longevity. Sizes included are 3/8" x 11mm SQ., 8mm x 13mm SQ., 5/16" x 9mm HEX, 10mm x 12mm HEX and 14mm x 17mm HEX.
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