Feature: *Made of high quality Chrome vanadium steel material, durable and sturdy, high strength and high toughness, long lasting life and high quality, easy to install and use. *Organized in a compact carrying case, easy to transport and storage, clean and organized. *Simple repair tools to repair and maintain electronic, electrical and mechanical. *Great for automotive, electronics, outdoor electrical, professional and household applications and so on. Specifications: Product Name: Screwdriver Bits Set Material: Chrome vanadium steel(Bits), Plastic(Box) Optional Box Color: Yellow, Black(As shown) Bits Color: Grey Length: (Approx. ) 33-73mm Screwdriver Bits Model: SL3, SL4, SL5, SL6, SL7, PH0, PH1, PH2, PH3, PZ1, PZ2, PZ3, H2.0, H3, H4, H5, H5.5, H6, T10, T15, T20, T25, T27, T30, T40, 60mm extension rod Suitable for: automotive, electronics, outdoor electrical, professional and household applications and so on. Quantity: 33pcs/set Package Included: 32 × Screwdriver Bits 1 × 1/4'' extension rod Note: 1.Transition: 1cm=10mm=0.39inch. 2. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 3. Please allow slight manual measurement deviation for the data.