Vaughan SDF40 14-3/4" Hickory Straight Handle 40 oz. Steel Head Double Faced Engineer Hammer — Toolbarn.com
4 lb. Hardwood Engineers Hammer
4lb Engineer Hammer – Epic Outdoor Cinema
Husky 4 lb. Engineer Hammer with 16 in. Hickory Handle 34201 - The Home Depot
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
STANLEY® FATMAX® Anti-Vibe® Engineer Sledge Hammer | STANLEY
Husky 4 lbs. Engineer Hammer S7004-4F-HUSKY - The Home Depot