100% Brand New and High Quality Common used in precision work in electronics, DIY models, jewelry, eye glasses and other home applications. Special screws for opening iPhone, iPad and MacBook Non-slip handle with PP & TPR material Specifications: 6pcs Inner Hexagon Sockets: M2.5 / M3.0 / M3.5 / M4.0 / M4.5 / M5.0/ M5.5 Slotted: 1.3/ 1.5/ 2.0/ 2.5/ 3.0/3.5/4.0 Phillips: 1.5/ 2.0/ 2.5/ 3.0/ 3.5 Torx: T3/ T4/ T5/ T6/ T7/ T8/ T9/ T10/ T15/ T20 Hex: H1.3/ H1.5/ H2.0/ H2.5/ H3.0/ H3.5/ H4.0/ H4.5/ H5.0/ H6.0 Pozi: Pz0/ Pz1 Triangle: 2.0/ 2.3 Tri-wing: Y2.0/ Y3.0 Pentalobe (star): 0.8/ 1.2 U-Shaped: U2.6 Round: 1.0 1PC H4*120mm Extension Bar 1PC Marble Connector 1PC Multifunction Extension Bar Box size: 148 x 123 x 35mm Package includes: 1 x 53 in 1 Multipurpose Precision Screwdriver Set