Wiha 9 piece ball end hex l key set in prosstar holder wiha 35480 this 9 part set of ball end hex l keys from wiha is made of chromium vanadium steel and is ideal for dealing with hard to reach hex screws especially where space is at a premium the ball end enables the user to work at angles of up to 25 deg the compact prostar holder allows individual l keys to be removed simply without moving the others wiha 369ts9 35480 ball end hex l key set in prostar 9pc