【Intelligent Design】The device have a reversible jaw adaptor and an automatic cam-action locking to a pre-determind setting.Allow valve springs and valve stem oil seals to be replaced with the cylinder head.
【Usage】Perfect for removing valve springs, spring retainers by compressing the valve spring retainer and exposing the valve keeper, remove keepers, uncompress the tool then remove spring.
【Adjustable】Tool spring depth reach grips to retainer are adjustable to fit most large and small spring applications.
【Easy To Use】-Very easy to operate.Cam action level design for secure valve spring locking into the tool.
【Compatibility】For use on a wide range of OHV, OHC and CVH engines but not suitable for use on engines with deep seated valves.