Amazon.com: Chicago Pneumatic CP872 - Air Die Grinder Tool, Welder, Woodworking, Automotive Car Detailing, Stainless Steel Polisher, Heavy Duty, Straight, (6.4mm) - 1/4 Inch (6 mm), 0.63 HP / 470 W - 27000 RPM : Everything Else,Amazon.com: Chicago Pneumatic CP872 - Air Die Grinder Tool, Welder, Woodworking, Automotive Car Detailing, Stainless Steel Polisher, Heavy Duty, Straight, (6.4mm) - 1/4 Inch (6 mm), 0.63 HP / 470 W - 27000 RPM : Everything Else,CP871C - Chicago Pneumatic,Chicago Pneumatic CP 717 Super Duty Air Hammer Made in Japan,CHICAGO PNEUMATIC ZIP GUN CP 715, AIR HAMMER w/ 3 BITS