size:1.6mm,2.0mm,2.4mm,3.0mm,#0,#1 screw head type:philips/slotted handle:polypropylene shaft end:tool steel size: 1.6mm,2.0mm,2.4mm,3.0mm,#0,#1 handle: polypropylene shaft end: tool steel case:polystyrenelength: 10.8cm 1.6in1 screwdriver in one beautiful box2.multifunction,suitable for fine precision work 6pcs color precision screwdriver set