Dremel MM492 Universal Quick-Fit Cutting Assortment Pack, 3-Piece Newly designed Universal Quick Fit interface for compatibility with most oscillating tool brands Applications include cutting openings in flooring for venting, repairing damaged flooring and cutting openings for electrical boxes Ideal for making precise cuts in wood, plaster, drywall material Flush cut blades are used to make precise cuts to allow for installation of flooring or wall trim High carbon steel blade material for high performance wood cutting and BiMetal blade material for high performance metal/wood cutting applications