C k precision screwdrivers tx set of 7 ck tools t4877px ergonomically designed handle with hollow rotating cap for ease of use and precise control blade manufactured from premium quality chrome vanadium molybdenum steel for strength tip accurately machined for the ultimate screw fit contains tx06 tx07 tx08 tx09 tx10 tx15 tx20ck tools t4877px precision screwdriver tx set of 7