Description: brand new and high quality 53pcs in 1 screwdriver set includes 42 insert bits,7 sleeves, 1pc rubber handle, 2pc extension rod and 1pc tweezery. Non-slip rubber design of handle for comfortable to operatey. Comes with extension rod can be inserted into the handle for length adjustmenty. It comes with plastic storage box for easy transporty. Please refer to picture for detailed types of insert bitsy. Made of sturdy steel with precision-machinedy. Screw for head types: Sleeve:M2.5/M3.0/M3.5/M4.0/M4.5/M5.0/M5.5 for Cross screw head: PH00(1.5)/PH00(2.0)/PH0/PH1/PH2 straight screw head:1.3/1.5/2.0/2.5/3.0/3.5/4.0 Torx screw head:T3/T4/T5/T6/T7 Security torx screw head: T8/T9/T10/T15/T20 Star screw head:0.8/1.5/2.0 Hex:H1.0/H1.5/H2.0/H2.5/H3.0/H3.5/H4.0 for Triangle shaped: 2.0/2.3 /2.6 Tri-wing:1.5/2.0/3.0 for M screw head:PZ0,PZ1 U:U2.3 Note:Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand. Make sure you don'for t mind before you bid. Please allow 1-2CM differences due to manual measurement. Package includes: 1 x 53 in 1 Tool Set