Flange: if the head is round or hexed, this style’s most important charm would be the circular flange directly beneath The top. For particular projects, this flange can even go ahead and take position of the washer.
The dome condition generates a visually captivating design and style about the surface, even though the flat inner Component of the dome helps the screw prevent the place it has to just with the area.
there are many tamper-resistant varieties of this screw head with a pin in the middle of it. This screw head form is often utilized to assemble household furniture and usually comes along with its individual Allen critical.
The double-sq. screw head is comprised of two squares that happen to be positioned to get more info type an 8-position star. This screw may well resemble the Robertson screw; nonetheless, it is able to interact driver bits at additional widespread angles.
Though this style has started to become a lot less common, spherical screw heads offer you A further choice for creating a rounded overall look.
Flathead: Ideal for applications where the screw head ought to sit flush Together with the surface area. generally used in woodworking.
Pancake: Pancake head screws are distinguished by their spherical, small-profile heads, which make them The perfect choice for fastening panel clips to wood, Panel Clip screws, in conjunction with all kinds of other apps, like building carports or barns and roofing.
This area supplies an overview of varied screw head types, Just about every serving special reasons in construction and production.
you will require a specific bit to accommodate the pin as a way to utilize the screw. The neatest thing concerning this style and design is it may be a characteristic with any screw head shape.
This screw head is a lot more in depth and it has a rounded surface on the very best. When applied, The top of your screw protrudes higher than the area.
A countersunk screw head is in which The top is sunk into your workpiece or undertaking. What this means is The top turns into flush for the area and is not uncovered.
If it doesn’t Possess a suggestion, it will become a bolt that requires a pre-designed hole. But, some screws are missing this section in which the threads are still existing.
it could be pushed by an adjustable wrench or maybe a 6- or 12-point socket. this kind of screw head is very best utilised when space is restricted since the smaller wrench can effectively rotate the screw.
they've got a dome-shaped head, and The 2 areas screw into each other. both of these elements in shape alongside one another and experience an item, like big manuals, to help you them keep together.