SPLINE BIT SYSTEM — ACCOMMODATES ALL ACCESSORIES WITH SPLINE OR 3/4 IN. ROUND HEX SHANKS COMBINATION DUAL MODE SELECTOR — SELECTOR KNOB ALLOWS THE TOOL TO BE SWITCHED BETWEEN ROTARY HAMMER MODE OR HAMMER ONLY MODE VARIO-LOCK POSITIONING — ROTATES AND LOCKS CHISEL INTO 12 DIFFERENT POSITIONS TO OPTIMIZE WORKING ANGLE INNOVATIVE SERVICE MODULES — DESIGNED SO A QUALIFIED SERVICE TECHNICIAN CAN QUICKLY REPLACE THE BRUSHES AND CORD 360° AUXILIARY HANDLE — PROVIDES A WIDE RANGE OF MOVEMENT ALONG WITH OPERATOR COMFORT INTEGRAL CLUTCH — DISENGAGES TORQUE TRANSMISSION IF THE BIT GETS INTO A BIND SITUATION GROUNDED DESIGN, CSA LISTED, COMPLIES TO OSHA