2402 Jameson Hydraulic Circle Saw Boom Mounted Tool Holder Set JAMESON’S unique boom mounted tool holders provide a safe out of bucket storage location for standard hydraulic circular saws, pruners, or long reach chain saws. In use since 1980 this holder has proved to be a much needed safety product used by Power Utilities and Line Clearance contractors. Can be strapped to square or round booms . . . adjustable . . . made from high impact materials. The Jameson handle unit is designed to clamp the hydraulic tool handle unit in a fixed position by using a rubberized liner. This handle unit is standard on all Jameson Hydraulic boom mounted tool holders and fits both round and square booms. A ratcheting nylon strap is furnished with the handle unit and holder box.