Real Steel 0523 Ultra Rock Pick Hammer Onepiece Steel Chipping Brick Hammer with Rubber Grip for Geological Study and Rock Hounding, 20 oz - - Amazon.com
SPCTools 00480 Claw Hammer w/ Wood Handle, 20 Oz
Sledge Hammer 20KG | Weights & Crossfit | SMAI
Wilton Heavy-Duty 20 lbs. Head B.A.S.H. Drop Forged Steel Sledge Hammer 22036 - The Home Depot
Gedore 8866610, Club hammer, 5 kg | Palmac Tool Company