Choose your valve handles diameter Outward/inward rotation allows for easier installation and storage Surrounds the valve operating handle to protect against accidental valve opening Unique patented rotating design allows for easier installation in confined space applications Each size rotates into itself and nests into the next larger size to save space in safety tool boxes Center knockout can be removed for rising stem gate valves Multiple workers can apply their personal safety locks Complete with high-visibility permanent safety labels (English, French & Spanish) that can be written-on to identify the responsible person, then erased for the next job Tough, lightweight, dielectric thermoplastic bodies withstand chemicals Perform effectively in extreme conditions (temperature range: -50°F (-46°C) to 350°F (177°C)
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