This set contains Socket sizes: 17mm 19mm 21mm
Phosphatized finishing to prevent oxidation
Long series: for protruding threads with 1/2" - 3/4" - 1" square drives
These heavy duty sockets are designed for impact wrenches and air ratchets hexagon ends
Beta code number 007200355 chrome Plated
This set contains 6 bits for Torx head screws, 1 flexible bit holder with handle, 6 sockets for Torx head screws, 5 socket drivers for Torx head screw..