with 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 cover of the mobile phone/watch/laptop/ easily without damage the cover 13 sized screwdrivers These are 13 color coded for easy identification and select a suitable tip to use . 13 sized tips:Slotted:-0.6MM,-0.8MM,-1.0MM,-1.2MM,-1.4MM,-1.6MM,-1.8MM,-2.0MM :+1.2MM,+1.4MM,+1.6MM,+1.8MM,+2.0MM Perfect to repairing watches, eyeglass frames and electronic products. Blades replace are available. Colour:silver Material:metal Size:Length: about 90mm Package Contents: 8* word (0.6/0.8/1.0/1.2/1.4/1.6/1.8/2.0MM) 5* (1.2/1.4/1.6/1.8/2.0MM) Only the above package content, other products are not included. Note: Light 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.