Tool-free blade release of the oscillating tool makes accessory changes quick and easy - the quick release lever eliminates the need for a hex key Accepts variety of B&D accessories (sold separatly) - Cuts drywall, metal, wood, plastic, composite and many other materials Variable Speed allows for precision performance that's right for each job OPM (12v Max = 0-14500, 20v Max = 0-18500 and AC 4A = 0-16000) For use with BLACK+DECKER BDEDMT and BDCDMT112 Tool-free blade release makes accessory changes quick and easy - the quick release lever eliminates the need for a hex key Accepts variety of B&D accessories (sold separately) - Cuts drywall, metal, wood, plastic, composite and many other materials OPM (12v Max = 0-14500, 20v Max = 0-18500 and AC 4A = 0-16000)