Crescent 4 lbs. Fiberglass Engineer Hammer CHFENG64 - The Home Depot
Amazon.com: Performance Tool M7101 4-Pound Sledge Hammer With Fiberglass Handle : Tools & Home Improvement
MANCHAP 2 PCS 16 Inch 4 Lbs Sledge Hammer, Mini Club Hammer with with Fiberglass Handle, 4 Pound Drilling Crack Hammer for Demolition and Construction,black yellow - Amazon.com
Vulcan 0368738 4 Pound Steel Head Drill Hammer With an 8-1/2 Inch Wooden Handle: Hammers, Prying and Striking Tools Outlet (045734677494-3)
Estwing 4-lb Smooth Face Steel Head Rubber Drilling Hammer in the Hammers department at Lowes.com
Stanley 4-lb Face Steel Head Fiberglass Engineering Sledge Hammer at Lowes.com