Estwing MRF64E Sure Strike 64 Oz Fiberglass Engineers Hammer, Blue 64 oz, sure strike steel, engineer hammer, designed for striking cold chisels, brick chisels, punches, Star drills, spikes & hardened nails, blue painted, forged & tempered steel head, polished & beveled Faces, Jacketed & textured yellow fiberglass handle, ribbed grip prevents slipping, balanced, tempered. The Sure Strike line of fiberglass tools from Estwing has forged steel heads with fiberglass handles for strong reliable tools you can count on. Estwing E-5 5 Lb Sure Split Wedge , Blue Estwing's unique 5lb Sure Split splitting wedge has a revolutionary concept in design which makes splitting wood fast and easy. The wedge has a fast taper head for easy starting. The Sure Split fins permit extra wedge action and the sledge will continue through out below the wood line for sure splitting.