22-in-1 Precision Screwdriver Set for Electronics Repair, S2 Bits

Spanner U shape: 2.0. The micro screwdriver bits are 1/4″ standard and extra long for those hard-to-reach jobs. Extra Long Bits Made from Alloy S2- HRC 58-62. Special pattern design screwdriver with extension shaft inside,you can release and retract it by the collar near the socket head,cool and functional.