Click to expand Tap to zoom Yellow Jacket YJ60609 Hex Key Adapter (60609) by Yellow Jacket Save $ -13.04 $ 13.04 SKU YJ60609 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart 3/16 and 5/16 VALVE ADAPTER Hex key adapter For 3/16? and 5/16? hex valves