device and foerfarande foer to draw mejselslag at lossbildning of belaeggningar fraan basisThe present invention relates to a process and a device for aligning hewing chisels 2 when it is planned to place a percussion hammer 1 with hewing chisel 2 at an angle () other than 90 degrees ...
device and foerfarande foer to draw mejselslag at lossbildning of belaeggningar fraan basisThe present invention relates to a process and a device for aligning hewing chisels 2 when it is planned to place a percussion hammer 1 with hewing chisel 2 at an angle () other than 90 degrees ...