Features: <br /><br />Screwdriver heads  can be replaced・ Detailed as follows:<br /><br />2* New Pentalobe 0.8mm/1.2mm Screwdriver for iPhone 5S 5C 5 4s 4 bottom screws opening<br /><br />2* New Flat 1.5mm/2.0mm Screwdriver for iphone 3G 3GS 4 4S<br /><br />4* New Phillips PH0 (+3.0)/PH00(+2.0)/ PH000(+1.5)/Phillips # 000(+1.2)<br /><br />5* Torx:T3・T4・T5・T6・T7 (for Mobile phones・ Computers・ Hard drives・Laptops・Macbook・Macbook AIR・<br /><br />Macbook and other appliances)<br /><br />(2010-2012) and Retina MacBook Pro 2012<br /><br />7* New CRV inner hexagon sleeve: M2.5 /M3.0 /M3.5/M4.0 /M4.5/M5.0 /M5.5<br /><br />4* New CSK inner hexagon screw: 0.9mm/1.5mm/2.0mm/3.0mm(for Asus notebook・ACER notebook ・ Lenovo notebook・<br /><br />Computers・ Hard drives・ Laptops・ Macbook・ Macbook AIR・Macbook and other appliances)<br /><br />Triangl-e  type: 2.3<br /><br />Y model: 2.0(for Macbook・Demolition GB・ GBA・ NSDL・ WII・ etc)<br /><br />U model: 2.6<br /><br />Outside phillips:PH2<br /><br />Above descriptions can only for reference. real goods subject to the  product images.