This new reciprocating saw's powerful 14 Amp Motor cuts through hard materials with ease. An innovative anti-vibration handle and counter balance technology reduces vibration. Heavy duty  demolition foot designed to withstand any jobsite abuse. Orbital action for aggressive cutting. Lockjaw™ blade system fast, extremely easy, push to insert blade and twist to eject blade. Other features include Variable speed trigger,  dial speeds control, and Constant Response™ circuitry.