Sharp extractors set of 5 - Knipex

Sharp screw extractor, set of 5For damage-free removal of broken threaded screws or bolts from threaded holesHow does it work? Pre-drill the screw to be removed using the appropriate reamerFit the extractor into the hole and screw in the screwUseable for right or left-hand threadsPlease note: product life varies according to the hardness of the counter material - depending on the hardness, it may only be used once.Technical data (per size):Dimensions12345Head (mm)6.359.512.715.919min. bore diameter (mm)3.24.86.49.511.1max. bore diameter (mm)4.87.19.512.715.9Min. screw size M5M8M10M12M16Max. screw size M6M10M12M16M20Weight (g)818355787