10 Piece Metric 1/4 Shank Magnetic Nut Driver Socket Adapter Hex Drill Bit Set Magnetic Nut Setter Nut Setters Socket Wrench Screw 6mm-19mm Hex Socket magnetic socket set socket adaptor. Sizes: 6 mm, 7 mm, 8 mm, 10 mm, 12 mm, 13 mm, 14 mm, 15 mm, 17 mm, 19 mm. Material: Vanadium Steel (magnetic). with magnetic, more convenient to use, is the not easy to fall. Used in house DIY, carpenters, and automotive applications specialising in the machine repair and so on most. Built in strong permanent magnet(the hole part) provides convenient pick-up and retention of screws. 1/4 hex shank nut driver 1/4 shank nut driver 1/4 shank nut driver set “1/4 3/8 1/2 hex shank drill nut driver bit set' 14 ，6-19 mm，1/4inch shank metric magnetic hex nut driver set 1/4inch hex shank nut driver set “1/41 quick-change hex shank 10mm magnetic nut setter driver drill bit socket adapter set extra deep 1/4 inch hex shank nut impact drive “1/4hex shank wing nut driver' 1/4 hex shank metric nut driver 【Use on impact driver】10pcs impact nut driver set helps you remove and install long bolts,hex nuts, it is handy for getting into small spaces to take out the damaged bolts, most used bit driver socket on construction sites, Works fine for heavy construction use, such as roofing projtect,for cars,bicycles,furnitures,machine,home hardware,woodworking, etc. 【10pcs Magnetic Nut Driver Bits】The various sizes makes it awesome to have.Metric nut drivers set includes 10pcs magnetic hex driver bits: 6 mm, 7 mm, 8 mm, 10 mm, 12 mm, 13 mm, 14 mm, 15 mm, 17 mm, 19 mm,the magnetic nuts stop the bolt falling. 【1/4 inch Hex Shank Drill Accessories】Our impact driver socket is 1/4" Hex Shank,quick change and release, fit for corded or cordless power drills, pneumatic screwdriver, electric screwdriver, manual screwdrivers and impact gun,rachet, it has just about every size you would need for most projects, you can use this power socket driver bits all the time for running up nuts and bolts for machine maintenance work. 【Heavy duty deep sockets】What makes these magnetic nut drivers so useful is the impact capability combined with deeper sockets, can handle impact driving. Metric drivers are well marked for easy identification. if you are unable to remove stubborn bolt with spanner and extension bar, just give it a try. 【Well Made High Hardness Hex tools】Our hex drivers are made of heat-treated chrome Vanadium(CR-V) steel, high hardness for huge torque, very durable, strong and perform well under stress, for long service life. We promise you would have no issues with break problem.