Klein Tools Lineman's Double-Face Hammer is designed for pole-line work. It is rugged and well-balanced, with the weight to drive lag bolts. The forged, tempered-steel head is only 3-3/4-Inch (95 mm) long for use in tight areas.PRODUCT FEATURES:- Designed for pole-line work - Rugged and well-balanced, with the weight to drive lag bolts - Forged, tempered-steel head is only 3-3/4-Inch (95 mm) long for use in tight areas - Identical faces with 1-3/4-Inch (44 mm) round-crown driving surface and beveled edges