Product Review

This item is Multi-function valve core remover tool,fits for presta & schrader valve stem core and presta valve extender.
The smaller end is for bike and car schrader valve core.
Use the middle wrench for presta valve extender.
The bigger end is for Presta valve core.
CNC-machined tool easily removes both Presta and Schrader valve cores.Universal Compatible with all Schrader & presta Valve Stems.

These valve cores is copper nickel-plated valve cores .The nickel plating enhances the corrosion resistance of the valve core and valve stem, especially when installing the valve core into an aluminum valve stem.More durable, safe and reliable.