ZFE 22mm HSS Wood Saw Blades Rotary Tool Circular Saw Blade Mandrel -1/8" (3mm) Shank For Dremel,Proxxon Rotary Tools Pack Of 20Pcs Circular Saw Blades Wood Cutter Dremel accessory for Rotary Tools. 1/8"(3mm) Screw Rotary Mandrel,This item is perfect for cutting plastic, wood, and more. This item is ideal for craftsmen, jewelers, technicians, archaeologist, etc. Saw Blade Diameter :22mm ,The blade is 0.3mm thickness Saw blade for continuous cutting in wood, drywall, plastic, copper, aluminum and soft materials