Fein 72293768090 Top (2013) Kit MultiMaster Oscillating Multi-Tool 161 long life blade Life extended up to three times compared to standard E-CUT saw blades and produce no smoke in use Larger Segment Carbide blade- increased from 2  in to 3 9/16 in, allows faster work and longer life Longer Scraper Blade- 1-1/16in. longer blade significantly improves work speed 1 M-Cut blade 157