Features 1、Professional and practical design bring beautiful appearance, easy to carry and use 2、The length of the extension rod can be adjusted according to different needs, very flexible 3、A complete range of good-quality accurate bits can be adapted to various fields of operation 4、The handle designed according to the ergonomic shape makes the operation more labor-saving and comfortable 5、The accurate bits is made of excellent material (chrome vanadium steel 6150#) and has been subjected to special high temperature treatment (hardness HRC52‑56 degrees) Specification Item Type: Screwdriver Bits Product Material: Chrome vanadium steel Product Model: SK-1193 Scope of Production: Suitable for dismantling laptops and repairing mobile phones and other TVs, phones, glasses, CD, VCD, DVD players, communication equipment, optical instruments, and accuracy instruments. Very practical, which is an ideal tool for maintenance enthusiasts Package List 1 x Handle 1 x Magnifying Glass 1 x Extension Rod 30 x Bits 1 x Storage Box