7Pcs Rotary Tool Saw Blades, (Nitriding Steel) Mini Circular Saw Blade Set, Wood Cutting Discs, Mini Drill with Extension Rod for Dremel Drills Rotary Tools

PREMIUM ----- Made of high strength HSS (High Speed Steel), strong and durable, the mini circular saw blade set has a maximum RPM of 20000, so it can make these functions (set accurately, cut quickly and accurately).

Better And Faster ------ High speed steel blade set for precise, fast and precision cutting, can be done in 2 minutes.

Multipurpose ----- Our mini circular saw blade set is suitable for soft metals such as wood, plastic, fiberglass, copper, aluminum and soft metals. An indispensable tool for engraving work.

When using these blades, the mandrel must be clamped into the bottom. Because the center of gravity at the front end of the rod is heavier, under high-speed rotation, the inertia will change its trajectory! ! ! Therefore, the mandrel must be clamped into the bottom, otherwise the blade may bend.