Sds Plus Tile Chisel Provides Smooth And Fast Removal Of Wall And Floor Tiles Curved Cutting Edge And Self-Sharpening Design For Long Life And 30% Higher Stock Removal Sds Plus Tile Chisel Has A Curved Cutting Edge, Is Self-Sharpening And Offers A Long Life With A 30% Higher Material Removal Rate Than Standard Chisels. The Chisel Is Compatible With An Sds Plus Chisel Attachment Or Can Be Used Directly With Sds Plus Hammers With A Rotation Stop.