STANDARDS: ASME B107.100, SAE AS954G -Standard wrench for all common applications. -High mechanical performance combined with compact design complying with aeronautical standards. -Ring head: - Ring clearance (E dimension) designed for better access to serial-mounted or embedded screws. OGV® profile 12-point ring for powerful tightening while protecting the nut. Suffix H = 6 sided ring. - Ring head with 15° angle. -Open end head: - Open end with 15° angle. - Open end head-handle geometry optimized for increased accessibility. -Inch dimensions from 1/4" to 1"1/2. -Satin chrome finish.