Milwaukee kango k500st 5kg sds max chipping hammer has the best power to weight ratio in its class 75 joules and 59kg the powerful 1100 watt motor ensures maximum power and maximum durability soft start for precise chisel starting and low vibration construction enhances usage time per day fitted with variolock 12 positions and a 4 metre cable has a robust magnesium gear housing for tough environments exact seat fitting of gear components and better cooling roto stop and multi position chisel fun