• World’s first motorized base edge tuner – electric motor rotates the grinding disc for effortless sharpening. 
• Precision angle adjustment – set base edge angles from 0° to 1.5° in fine 0.25° increments for perfect control. 
• Consistent contact – spring-loaded grinding disc adapts automatically to your ski or snowboard edge. 
• Slidable base plate aligns perfectly with your base edge for professional-level precision.