Triple Piston Throttle Lever D-Handle Scaler. The T3 triplex scabbler has been updated and is made in the USA. Extended Handle and ergonomic "D" handle on top for stability. The "D" handle offers the operator better control and direction of the pistons when scarifying larger areas of concrete or rusted metal. Comes with standard Steel pistons. Optional Carbide for Concrete work or Cobalt for underground, utility and Pipeline work. Optional Swiveling Eyelet hanger for roughing up concrete was also known as "Wall Work", or removing paint and rust from larger areas on ships, barges or storage vessels.