One Fit, Oscillating Blade With Universal Anchor To Ensure Proper Fit On Every Oscillating Tool, Coarse Tooth Saw BladeHas Larger Teeth For Aggressive Cutting, Designed For Cutting Wood, Drywall & Other Soft Material But Is Mainly Used For Softer Applications, Almost As Fast As A Reciprocating Saw, Can Be Used For Cutting Under The Kick Plate When Installing New Kitchen Flooring, Undercutting Door Jambs Or Flush Cutting Tongue & Groove, Flush Cut Design To Allow The Operator To Lay The Blades Flat On Surfaces Perpendicular To The Cut.