KwikTool USA HK450 Universal Cutting Machine with 4-1/2-Inch C7 Bad Blade and Patented Blade Guard System Cuts through wood, wood with nails, metals, laminates, plastics Heavy-duty, industrial class motor with 6.2 amps, 120 volts, internal Vvrtex/ fan assist air cooling C7 Bad Blade industrial-grade tungsten carbide steel blade with exclusive reinforced tooth layout and design Patented guard system keeps both hands on the grinder for accurate cuts while diverting dust, chips or sparks Removes kick back, rips through just about anythingwith enough finesse for crosscutting