... .Rubber ring design,anti-skidding 4.Chrome vanadium head BK 332 screwdriver set SpecificationWe have many different size and different heads ... branded mobile phones, MP3/4/5, PSP and even iPhonePackagingBK 332 screwdriver:12 single screwdrivers in one box, 25 boxes in ... own factory and integrated product line. Titanium Steel HandleScrewdriver BK-332