The powerful choice for cutting in tight spaces A tool designed to work in tight spaces. The wider guard adjustment radius of the TS 440 allows better access for difficult cuts such as the bottom of walls, corner cuts and under pipes in trenches. This feature is made possible by STIHL Quickstop® sensor-activated disc brake technology. The world's first disc cutter equipped with technology capable of stopping the rotation of the cutting disc in fractions of a second in the event of a kickback.  Available only from specially trained retailers