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The easiest way to loosen overtightened valves

This tool offers a safe and convenient way to loosen relief valves from a check device in a tank without damaging any of the parts involved. Fit it over the valve and check device, tighten the nut, and the valve will loosen.

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Why won't it budge?

An easy solution

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Instruction manual: Pressure relief valve cracking tool

Our illustrated manual gives you detailed step-by-step instructions about how to use the cracking tool.

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Product sheet: Pressure relief valve cracking tool

Download this sheet for a simple one-page description of the cracking tool, as well as an overview of available sizes.

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