The tip of the driver bit inserts into a depression that has been machined into the top of screw head in a male tool / female fastener ... the most common type of screw drive, while hex socket (Allen® ...

I recommend a product that will make your assembly work easier and let you enjoy the hands-on process – a HOTO 12-in-1 ...

often called Allen-head screwdrivers, are drivers with six-sided drive tips. Unlike the six-sided drive tip of a Torx driver, the six sides of the hex screwdriver are flat like a hexagon. Hex drivers ...