Jakemy jm-6111 69 in 1 precision screwdriver hardware repair open tools demolition kit electronic devices eyeglass brand: jakemy model: jm-6111 features: 1. ratchet screwdrivers with twist reverse and ratchet lock mechanism. 2. contoured comfort grip handle with pp & tpr material. 3. supplied in a portable box. 4. adjustable screwdriver bits for different screws. 5. great for watch, electronic devices and eyeglass maintenance and repair. 6. can open mobile phone, pda housings, laptops, psp, ds, mp3 player, rc etc. specifications: material: pp & tpr & cr-v steel bit length: 60mm configuration table: 9pcs inner hexagon sockets: m5.0 / m6.0 / m7.0 / m8.0 / m9.0 / m10 / m11 / m12 / m13 23pcs h4 x 28mm white nickel plated bits 1. slotted: 1.5/ 2.0/ 2.5/ 3.0/ 3.5 2. phillips: 2.0/ 2.5/ 3.0/ 3.5 3. torx: t3/ t4/ t5/ t6/ t7/ t8/ t9/ t10/ t15/ t20 4. hex: h2.5 / h3 / h4 5. triangle: 2.3