Description:Features:-- 32-in-1 Bidirectional Operation Precision s crew driver manual tool set.-- Professional portable hardware tools.-- Non-slip handle,it have been ergonomically designed to make things comfortable for Increase the torque.-- High hardness and good toughness and resistence.-- Full set of 30 batch head and 2 accessories, complete specifications, can be adapted to work in many different fields.-- Suitable for most digital products, various types of computer, mobile phone, camera, glasses, watches.-- As professional hardware tools,it provides you the most powerful function.30 x Screwdriver bit:Phillips: PH000 PH00 PH0 PH1 PH2 Slotted: SL1.5 SL2.0 SL2.5 SL3.0 SL4.0Trox: T2 T4 T5 T6 T8 T10Pentagonal: P20.8 P51.2 P82.0Hex: H1.5 H2.0 H2.5 H3.0 H3.5 H4.0Tri-point: Y0.6 Y3.0Triangle: 2.3 3.0U shape: U2.6Specifications:Material: SteelScrewhead length: 28~101mmBox Size: 120x76x32mmPackage Included:30 x Screwdriver Bits1 x Plastic handle1 x Extension barNote:1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures.2. Please allow 1-3cm measuring deviation due to manual measurement.( 1 inch = 2.54 cm )