They are compatible with SDS plus chisel attachments or they can be used directly in SDS plus hammers with a rotation stop. The SDS plus Stubby Chisel Set, 3-Piece, provides standard chiselling for various renovation and restoration jobs in concrete and brick. The pointed chisel features a pointed tip for precise adjustment work, while the flat chisel with its flat cutting edge achieves a high removal rate. The set also contains a spade chisel with a wide cutting edge ideal for destroying or removing concrete and brick walls, while also providing fast material removal. The chisels can also be used for restoring joints and clearing reinforcements.