9" Scaling Chisel With 1 1 2" Blade L09F09 (.580 Hex Shank Round Collar) Underwater Chipping Hammer The Stanley IW24 is an 515 061 The Stanley IW24 is an extreme duty 1 1 2” square drive impact wrench designed for the toughest underwater bolting applications The Salt 2 Black Blade features a hollow ground H 2 blade cloaked in a non reflective black titanium carbonitride (TiCN) coating that makes it ideal for use in tactical environments where light discipline is a concern Scaling chisels are used for variety of purposes such as chipping off rust or scale from metal surfaces This chisel is 9" with a 1 1 2" blade and has a