CMT 551-035X BI-METAL PLUS Hole Saw D=1-3/8in (35mm) for Arbors and Pilot Drills

The CMT 551-035X BI-METAL PLUS Hole Saw is a 1-3/8-inch (35 mm) cutting accessory designed for drilling clean, round holes in metal, plastic, and other construction materials. Built with bi-metal teeth enhanced with 8% cobalt, it offers improved heat resistance and extended cutting life compared with standard hole saws. The specialized tooth geometry helps deliver smoother cuts while improving chip clearance to reduce clogging and overheating during drilling. Designed for use with compatible hole saw arbors and pilot drills, it provides stable cutting performance for professional installation, electrical, plumbing, and fabrication work. This hole saw is suitable for drilling materials such as mild steel, stainless steel, aluminum, cast iron, copper, zinc, and other non-ferrous metals.