Feature: *Optional Ball Tip Screwdriver Model: H1.5/H/H2.5/H3.0/H4.0/H5.0/H6.0/H8.0/H10; Each screwdriver is marked with dimension in a consumer-friendly way.* Fine workmanship, high precision, this ball head hex bit is made of high quality steel, heat treated to ensure durability, the hardness reaches 61rch.* Can suck screws easily, the tip can be firmly attached to the screwdrivers and hold the screws firmly, which can improve work efficiency.* Can be used at an angle of 25 deg; or vertical, suck the screw on the vertical or inclined side, suitable for limited space.* Easy to carry, it is an ideal tool for automotive, household, manufacturing, construction, DIY and other industries. Specifications: Product Name: Ball Screwdriver Tip Material: Alloy Steel Surface Treatment: Electroplating Color: Silver Head Type: Hexagon Ball Head Length: (approx.) 50mm/1.96'' Optional Model: H1.5, , H2.5, H3.0, H4.0 , H5.0, H6.0, H8.0, H10 Suitable for: automotive, household, manufacturing, construction, DIY and other industries. Quantity: 1pc Package includes: 1 Screwdriver Bit Note: 1. Transition: 1cm = 10mm = 0.39 inch.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.