Features 1、Fits for all power drills, screw, cordless and magnetic screwdriver 2、Easy to operate, is a essential tool set for automotive industry and other professional machine repair 3、Mainly used for the installation and removal of the hex head screws and hex head nut use 4、Made of high quality chromium vanadium steel, sandblast polishing, having long life and good durability for operating 5、Quick release hex shank will save you time Specification Features: Fits for all power drills, screw, cordless and magnetic screwdriver. Mainly used for the installation and removal of the hex head screws and hex head nut use. Easy to operate, is a essential tool set for automotive industry and other professional machine repair. Made of high quality chromium vanadium steel, sandblast polishing, having long life and good durability for operating. Quick release hex shank will save you time. Specifications: Material: chromium vanadium steel Shank size :1/4inch Socket head diameter: 8mm Length: 42mm/1.65inch Weight:180g Package Included: 10 x Metric Hex Socket Package List