"Nut splitter for Quality Classes 5, 6 and 8","Very sharp cutting through facet cut","Aggressive splitting due to two cutting chisels","Cutting chisels are finished with TiN coating to increase hardness","Splitting nuts can be done without damaging the threaded bolt","Made in Germany DOUBLE-EDGE MECHANIC NUT SPLITTER - 3/8"-1-1/16" (10-27MM) NS542 | Matco Tools