DEWALT DWA5962 SDS Max 15 1 2" Cold Chisel TOL Comm Termination enabling the BL™ Motor to Pack:3 PK enabling the BL™ Motor to run cooler and more efficiently for longer life Efficient BL™ Brushless motor is electronically controlled to optimize battery energy use for up to 50% longer run time per charge The electronically controlled BL™ Brushless Motor efficiently uses energy to match torque and RPM to the changing demands of the application Compact and ergonomic design at only 14 1 4" long Weighs only 5 17 Smaller pockets fit pliers Specifications It helps to maintain the original shape as the bit wears and helps increase concrete breakage