The set provides equipment needed for air hammer.The chisels in the set are made of chrome molybdenum material.Contents:JTC-3310 Air hammer = 1 pc.JTC-3334 Safety coupler = 1 pc.JTC-3326, 3327, 3328, 3330, 3331, 3332, 3333, 3336, 3337, 3338, 3339, 5829, 5830 chisels = 1 piece/ each.Total: 15 pieces.
