Combination socket for FPC nut runner, 19mm insertion, 41mm hexagon, 21mm square, 6NR-4121, 1 pc

Catalog number: 6NR-4121 Features: *Combination socket for nut runners. *Double hexagon on the outer side and double 4-corner on the inner side make it easy to fit into nuts. Specifications: *Face size (mm): Double hexagon 41 Double 4-corner 21 *Drive size (mm): 19 *Total length (mm): 89 *Face shape: Double hexagon x double 4-corner Material/Finish: *Chrome molybdenum steel Set contents/Accessories: *Pin and ring Caution: *Please use with various tightening devices other than impact wrenches.