InstructionsThe tool's frame is divide into main body with impact mechanism inside and a turnable body.With adjustable impact pressure control. Turn the turnable part in clockwise direction to Ĥ indicated pressure H=15±2kgs for inserting larger wire into terminal block, or Lindicated pressure L=10+2 kgs forstandard wire. The turnable part is irreversible. The storage on the top of tool is for storing one piece of spare blade.All blades are interchangeable and reversible. Blade are easy to exchange.