The Edge Pro Step System - GEN II with upgraded internals allows you to hone steps and vertical concrete faces up to 270mm depth. It has an adjustable tilt to hone different face angles and floor levels, as well as the ability to adjust the grinder to rotate both left and right at 45 degree angles. This system has a full vacuum shroud and can be used for either wet or dry grinding/polishing (vacuum not included). The system also comes with a 5" variable speed wet polisher and a GFO safety swtich. Grinding cup wheels sold separately.