C k claw hammer anti vibe fibreglass shaft 20oz ck tools 357004 drop forged high carbon steel head hardened and tempered for strength and durability strong fibreglass shaft for strength and performance balanced weight design with energy saving claw geometry contoured anti vibe shock absorbing grip system for comfort and control polished and lacquered for protection ck tools 357004 claw hammer anti vibe fibreglass shaft 20oz