★★★TERRIFI 6PCS HSS Circular Saw Blades Cutting Discs For Rotary Tools and Die Grinder Tool★★★ Features: ✅Made of strong HSS high-speed-steel, durable and firm. Accurate, fast, precision cutting ✅Package comes 6 pcs mini cutting circular saws with 1 extension rod which will fit for many electric rotary tools and your need ✅Compatible with most multifunction tools, such as fit for Dremel, for Proxxon, and many other manufacturers. ✅Suitable For: Wood, Plastic, Cutting, Hobby, Craft, Aluminium and Soft Metal etc. Specifications: ▶Material: High Speed Steel ▶Color: Sliver ▶Maximum RPM:20,000 ▶Hole Diameter:6.35mm(1/4”) ▶Extension Rod Diameter:3.175mm(1/8”) Package includes: ♦1 Sets: 6pcs Mini Circular Saw Blade Set with Extension Rod 1/8" Please Be Attention ♦Always wear protective gear when using tools, the blades will vibrate when working so it must be handled carefully to prevent the blades from jumping out to hurt people. ♦Pay attention to the direction of rotation and the correct inserted of the mandrels during use ♦The mandrel must be into bottom and the screw of the rod must be tighted, and sure the size of hole is smaller than the screw. ♦Do not cut hard object, It is the best for cutting wood and PVC. ♦The rotation speed should be slow, because the center of gravity of the front end is much heavier, inertia will change the track at high speeds. The machine rotation speed is high and it is possible that the mandrels of the saw blade are bent, causing unnecessary loss and damage. Notes: ♦Manual measurement, please allow slight errors on size.