Klein Tools 70550 Pro Folding Hex Key Set, 11-Key, SAE Sizes Tensioner the Wet Switch® will turn

the Wet Switch® will turn the system off (typically the cause of the condensing water) to help prevent damage to carpets

waterproof

Big on advantages

Corrosion resistant fitting certified for use in potable water and hydronic heating system applications

Klein Tools 70550 Pro Folding Hex Key Set, 11-Key, SAE Sizes Tensioner the Wet Switch® will turnKlein Tools 70550 Pro Folding Hex Key Set, 11 Key, SAE Sizes Klein Tools' Pro Folding Hex Key line features a highly durable reinforced nylon handle with easy access to each key. The heavy duty 11 Piece set includes 4 Inch long extended reach blades and a strategically placed #2 Phillips fastener on the outer body for effortless key tension adjustment. Klein Tools' hex sets are color coded for quick identification: red for inch, blue for mm, and green