Cutting Narrow Channels - The SDS plus Hollow Gouging Chisel is ideal for easily cutting narrow channels through concrete and brick. It is compatible with an SDS plus chisel attachment or it can be used directly in SDS plus hammers with a rotation stop. Fits all SDS plus rotary hammer drills. Features and Benefits • Easy Cutting of Narrow Channels in Concrete and Brick • SDS plus Hollow Gouging Chisel is ideal for easily cutting narrow channels • Hollow gouging capabilities allow chiseling through concrete and brick Specifications Total length: 250mm Chisel cutting edge: 22mm Shank, shape: SDS plus