Description Remove grout in a fraction of time including epoxy and urethane; fits all reciprocating saws; insert as you would a standard blade; made from carbon steel with a carbide grit edge for maximum performance and control; 1/16" is intended for joints 1/16" to 3/16" widths; 3/16" is intended for joints 3/16" and wider; do not use with saws operating with orbital action.