RRW4 - 6-7/8 in. REFRIGERATION RATCHET WRENCH Square Shank Dia. 1/4 - Hex Key Dia. 1/2 & 9/16

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RRW4 - 6-7/8 in. REFRIGERATION RATCHET WRENCH Square Shank Dia. 1/4 - Hex Key Dia. 1/2 & 9/16. For installing or servicing heating, air conditioning or refrigeration units. 5/16? & 3/16? Hex Key Wrench Inserts (optional) 1/4? square drive shanks fit any Malco Refrigeration Ratchet Wrenches. Facilitates easy ratcheting action for servicing hard to access valves common in air condition and refrigeration condensing units. Fits most units with combination of RRW316, 3/4? Tip Hex Key Wrench Insert and RRW316C, 1/2? Tip Hex Key Wrench Insert.