Collins 4 lb. Sledge Hammer with 16" Double Injected Fiberglass Handle is a heavy-duty tool that is perfect for driving stakes and chipping or cracking concrete and stone. It has a 4 lb. head and a 16" double injected fiberglass handle that provides a non-slip grip and increased strength, durability, and control. It is a replacement handle for Sequatchie Link #423 99 and TV# 803007.