... 1.meterial:S2 steel 2.handle meterial: stainless steel 3.size:new design screwdriver 1.Screwdriver BK-350 Specification : With sizes as following ... .5,1.2,2.0 Y-type:2.0 Minus:1.5,2.0 Pentagon:0.8,1.2,1.5 2.Screwdriver feature: (1). Screwdriver ,Best for ... iphone 4 ,for Macbook Air, etc, for mobile phone repairing . (2).Sell in ...