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- Sizes: 3/16" and 1/4" Square Openings; 5/16" and 3/8" Square Openings.
- Length: 5.1/2" (140mm).
Four sizes in one offset wrench are specifically designed for servicing automotive, commercial, domestic air conditioners, refrigeration units and freezers. They have "finger tip" reversing feature at both ends.
Square openings are used on male service valves, plug fittings, compressor valves and refrigerant charging tanks.