Premium Material: Electronic repair screwdriver set is made of high carbon steel. Not only hard, but also can be used for a long time. MULTIFUNCTIONAL: This miniature precision jewelry screwdriver set is suitable for glasses repair, watch repair, watch battery replacement, watchband screw removal, removal of Micro-turnbuckles, and repair of other electronic products. EASY TO USE: Our mini precision jewelry screwdriver set is effortless and convenient to use; Humanized handle design, just turn the handle cover and down to easily operate the screwdriver [Easy to Identify Size]13 screwdrivers in different colors, allowing you to easily identify and choose the right screwdriver. Feature: . Non-slip cushioned handle fits fingers. Good for cell phones, PDAs, laptops, Digital Videos, MP3, small gadgets, or used as a watch repair tool. The screwdrivers allow you to open the cover of the mobile phone/watch/laptop/ easily without damage the cover. 13 color coded for easy identification and select a suitable tip to use. Slotted screwdriver: 0.6/0.8/1.0/1.2/1.4/1.6/1.8/2.0MM screwdriver: 1.2/1.4/1.6/1.8/2.0MM Perfect to repairing watches, eyeglass frames and electronic products. Blades replacement are available. size: 10.5 x 7.2 x 1.7 cm Material: steel colour: as shown Package Contents: 8 x Slotted Screwdriver (0.6/0.8/1.0/1.2/1.4/1.6/1.8/2.0MM) 5 x Screwdriver (1.2/1.4/1.6/1.8/2.0MM) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.