Hex Head- Hex head screws permit for greater torque. They are typically installed that has a wrench and socket. Hex heads are popular in screws and bolts. You can find a lot of idea regarding the thread of screws which we will never go into to listed here, but yow will discover a superb thorough

Phillips screwdrivers Have a very cross-shaped idea that fits into a corresponding recess in the screw head. Pozidriv screwdrivers are much like Phillips but have more factors of Make contact with for far better grip. Robertson screwdrivers have square-formed guidelines that healthy snugly into your