JM-S1 ,flat head screwdriver, 1.CE Certificate 2.OEM Services 3.High quality CR-V bits Flat head screwdriver Model :JM-S11pcs- 125mm PP&TPR plastic non-slip handle4mm CR-V precision bits Product Detail : Certification of quality assurance: JM-S1 ,S2 material ,flat head screwdriver,CE Certification