Specifications :
CHISEL SHANK(in) ROUND: 0.401"BORE DIAMETER(ID) 3/4"(19.05mm)PISTON STROKE 1-5/8"(41mm)BLOW PER MIN 4500bpmVERALL LENGTH 5-1/4"(133mm)NET WEIGHT 2.47lbs(1.12kgs)AIR INLET 1/4"AIR HOSE 3/8"AIR CONSUMPTION 5cfm