Set with 13 Impaktor deep socket wrenches (imperial sizes) for use with electric or pneumatic wrenches with 3/8" drive. Long design for low-lying couplings and protruding thread rods. The Impaktor technology ensures higher-than-average service life even under extreme requirements. The hexagon profile used allows high power transmission while simultaneously being precise and protecting the profile. Features a Take it easy tool finder with color coding by size for quick and easy identification of the required tool.