Wera's Joker Ratcheting Combination Imperial Spanners are packed with ergonomic, easy to use features.Limit stop anti-slip designHolding function grips nutsColour coded for quick tool selectionWera make a point of making all of their tools as ergonomic and easy to use as possible. Their Joker Ratcheting Spanners are no exception. Featuring their limit-stop anti-slip feature.Double-hex geometry helps ensure that the wrench can't slip around the nut or bolt.A fine 80 tooth ratchet mechanism gives a small return angle of just 30 degrees.Chromoly steel with nickel-chrome coating is used to strength and corrosion resistance.Wera's "Take It Easy" colour coding system helps you find the tool you want quickly and easily.Imperial Spanners1 x 7/16" x 165 mm1 x 1/2" x 177 mm1 x 9/16" x 188 mm1 x 3/4" x 246 mm