Description <br> Description: <br> 138 IN 1 Screwdriver Set: a variety of precision drills, complete models, equipment with inner hexagon and cross, meet your daily maintenance needs. <br> Reliable Quality: Made of high quality Chromium vanadium alloy steel material, anodized surface, , smooth edges for comfortable grip. <br> Magnetic Bit Holder: Screwdriver set drill bit is magnetic. All of the size bit undergo the rigorous quality control testing to make sure stable and prevent from losing or dropping them. <br> Flexible Shaft Extension: Freely adjustable interface extension rod makes your maintenance easier. refined bits, good toughness,wear resistance, each bit engraved with the model number for easy to access. <br> Wide Application: Electronics precision screwdriver set is designed for repairing cellphone, PC, laptop, computer, game consoles, watches, glasses, camera, other electronic devices. <br> Specification: <br> Material: Chromium vanadium alloy steel, plastic <br> Size Chart: <br> approx. 17x11x5.7cm/6.69x4.33x2.24inch <br> <br> <br> Package Includes: <br> 138 Pieces Screwdriver Set <br>