Screws have a number of drive types, Every with its individual advantages and drawbacks. The slotted screw is definitely the oldest sort, with drawings through the 16th century showing screws with slotted heads. When Selecting the correct screwhead for the unique woodworking task, the initial change to be aware of is if the screw is countersunk or

A hex internal screw head necessitates an Allen wrench to remove or put in it. They can be very common for household furniture that needs some assembly, as they are less likely to become damaged by an Allen wrench once you’re putting in the screws. Courser threads are Commonly useful for wood and timber, particularly delicate woods, but they can