Combination wrench with the four sizes most needed for servicing air-conditioning and refrigerator equipment.
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9/16"
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Hex for dust cap on access valves and oil check plug on compressor
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1/2"
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Hex for compressor mounting bolts
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1/4"
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Square for valve stem and service valves and old style compressor valves
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3/16"
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Square for refrigerant charging tank valves
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