Hammer body made from drop-forged steel with quick release double locking pin and PVC handle for comfort and control. Nine interchangeable heads made from Chrome Vanadium steel. Set contains multi-dolly for use in tight areas. Hammer shaft has quick release double locking pin for extra stability. Interchangeable heads made from Chrome Vanadium steel. 1pc Head-interchangeable hammer 1pc Multi dolly 1pc Cross curve 1pc Ball peen 1pc Ball type 1pc End small curve 1pc Angel groove 1pc Round face 1pc Square face 1pc Multi curve