Feedback valve core wrenchthis simple and efficient valve core wrench from feedback will remove both schrader and presta valve cores with ease the tools steel core has a moulded polymer body with a rubberised coating for a comfortable grip when removing stubborn valve cores a tool such as this is essential when dealing with valve extenders and tubeless tyres featuresfits schrader prestafile tread handlemetal coredimensions 127m x 63 5mm x 25 4mmweight 22 68gbuy feedback workshop from cha