Screw Driver Set Ratchet design more convenient to use Changing bits easily Made from high-grade, special alloy steels Special hardening treatment 5pcs 1/4″ Socket: 6mm, 7mm, 8mm,9mm,10mm 9pcs Bits(6.35x25mm):3mm,5mm,6mm, PHO, PH1,PH2,T15,T20,ADP
Screw Driver Set Heavy Duty Ratchet design more convenient to use Changing bits easily Made from high-grade, special alloy steels Special hardening treatment