STANLEY® FATMAX® Anti-Vibe® Engineer Sledge Hammer | STANLEY
4 lbs. Engineer Hammer; 15 in. Straight Wooden Handle – Council Tool
Husky 4 lbs. Engineer Hammer S7004-4F-HUSKY - The Home Depot
Kobalt 4-lb Smooth Face Steel Head Fiberglass Engineering Sledge Hammer in the Hammers department at Lowes.com
FVIEXE 4lb Sledge Hammer, 4 Pound Drilling/Crack Hammer with Forged Steel Construction & Fiberglass Handle Shock-Resistant for Striking, Engineering Hammer for Farm Gardening Land Management Yard Work - Amazon.com