"Fits 1 3/16in. size units on 1987 - current GM models, including Chevy, Buick, Cadillac, Oldsmobile and Pontiac with 2.0, 2.5, 2.8 and 3.0 L engines. Use with 1/2in. drive ratchet or 7/8in. wrench. Constructed of heat-treated alloy steel. Single, Pair, or Set Single, Product Type Sockets."
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