Jet flat chisels come in a variatey of sizes to fit your specific application
They are made from a specially heat treated supperior grade chrome-molybdenum 4140 steel for maximum strength and performance
.580 Hex shank with oval collar fits 404323 (CH3H) and 404324 (CH4H) chipping hammers and all other makes of .580 hex shank oval collar chipping hammers
