One Fit, 10 Pack, 2-1/2", Japanese Precision, High Carbon Steel Blade, One Fit Arbor, Japanese Tooth Design Makes This The Fastest Cleanest Cutting Wood Blade, Flush Cut Design To Allow The Operator To Lay The Blades Flat On Surfaces Perpendicular To The Cut, Constructed With High Carbon Steel, Fits Fein, Bosch, Makita, Dewalt, Rockwell, Porter Cable, Milwaukee & More Oscillating Tools, Adaptor Included To Fit Dremel Quick Release & Old Rockwell.