Kortink 4505210 Mortar Chisel Type V52 SDS Plus Long - Overall length 200 mm, blade thickness 7 mm
Grout Line Chisel, 2 inch
6" Wide SDS Plus Chisel Bit (Industrial Grade - 6" x 14") Tile Grout Thinset Removal Tool - Compatible with All SDS Plus Impact Rotary Hammers - Amazon.com