When your cell phone， computer or any other electronic products are out of order， would you like to repair them by yourself? In our daily life， this is a common phenomenon， so we should learn how to deal with some small problems. This JACKLY JK-6068B 39 in 1 Portable Precision Screwdrivers Disassembly Set is a helpful tool set for you. Made of top quality chrome-vanadium steel and processed by special high temperature， all screw heads feature high strength and strong hardness. Coming in different specifications screw heads， this tool set is rather practical and economical. You should never miss it.                                    Features             39-in-1 interchangeable precise manual tool set<br> Ideal for computer， telephone or other electronic products<br> High quality and more model can give you more choice and small size makes it easy to stock<br> Open tool kit set can help your install or open the items conveniently<br> It is safe and convenient to use and makes your item in well condition<br> Non-slip and hard handle makes you feel good in using   <br>                                                            Specifications             Brand     Jackly    <br> Model Number     JK-6068B    <br> Torx     T3 T4 T5 T6 T7 T8 T9 T10 T15 T20    <br> Hex     H0.9 H1.3 H1.5 H2.0 H2.5 H3.0 H4.0    <br> SL     1.5 2.0 2.5 3.0 3.5    <br> PH     1.0 1.5 2.0 2.5 3.5    <br> Y     3.0    <br> U     2.6     <br> Trangle     2.0 2.3    <br> Pentalobe(Star)     0.8    <br> Round     1.5    <br> 2 Extension Bars     60mm / 100mm    <br> Material     Chrome Vanadium Steel    <br> Dimensions     (6.30 x 3.74 x 0.98)" / (16 x 9.5 x 2.5)cm (L x W x H)    <br> Weight     8.11oz / 230g      <br>                                                             Package Includes            36 x Screwdriver Bits<br>1 x Handle<br>1 x Extension Bars<br>1 x Tweezer<br>