Some screw head types are better in some circumstances, while different screw head types are a better choice in others. But, rest assured. If you prefer one screw head type over another, you can probably use it in nearly any application. Just make sure you have a few different types of screwdrivers around just in case.

The bolts are also famous in the furniture industry. The elevator bolts are available in steel / zinc and 18-8 stainless steel option. Hex Cap Screws. It is the most common type of hex head bolt. It has varied options, starting at 1/4" diameters and goes up to …

Button Head - Rounded head most often used in socket driven screws. Becoming more common with Torx / Six-lobe drives as well. Fillister Head - Smaller diameter and higher profile than round or pan heads allows for deeper slot. Flat Head (82 degrees) - Standard countersunk flat head screw. Allows for flat, smooth surface after installation.

A Robertson screw has a square-shaped indention and requires a matching driver head. There are two types of hex screws: An Allen screw has a hexagonal indent in the head, requiring an Allen wrench, and the other type has no indent in the hexagonal head and must be applied or removed with a socket wrench.

Nuts are available in a variety of shapes, sizes, materials, and thread patterns. While your selection of a nut is somewhat constrained by your choice of bolt—particularly in terms of size and threading—you still should select the nut head shape and material that is most suitable for your application.The types of nuts we stock include:. Coupling nuts: A coupling nut is a longer ...

Basic Types/Designs Binding Click image for more info. Binding screw heads come with two different sides – a male side and a side.Binding screws have a slightly domed head, are used for dozens of important projects, and screw into one another for an excellent hold.

Here we list the major rivets types and their appearance for better identification. – Solid rivets: also known as round rivets, solid rivets are one of the oldest fasteners, have the most basic construction: a shaft and a head, which is deformed with a hammer or rivet gun. A rivet compression or crimping tool can also deform this type of rivet.

The most common type of fastener used in the automobile industry, without a doubt, is the Hex head bolt, closely followed by the hex-headed cap screw and the stud. A stud is a hybrid between a screw and a bolt. If any of the fasteners happen to become loose, the owner is likely to experience problems with his vehicle.

Sheet metal screws can fasten or connect two pieces of sheet metal together to tubing or other metal types.There are different types of sheet metal screw heads available including flat, hex, and round.These slotted screws are made from pure steel with a weather-proof coating of stainless steel or aluminum.

At Tanner Bolt & Nut, we field a lot of calls from customers trying to find the right bit or screw type. To help, we prepared this guide to screw head types and drives. Find All of Our Screws Options Online Here. Click on the image that looks most like the top of the screw head to see the bit you need.

These are the fasteners which create their own threads while fastening into the material. They typically have a head, and a shank with a helical threads .They have different types of head style and recess or drive style such as slotted, Pozidriv, Phillips, hex, Torx, Robertson etc.( to know more about this, consider the previous article) .

Hex head cap screws. These are some of the most common types of cap screws. As the name suggests, their heads are designed to have a hexagonal shape. They are best for when you need a heavy duty screw to keep an item together. They are also ideal in situations where the fastener would be exposed to large forces.

Types of Screw Heads. Besides knowing the different types of screws, you also have to know the different types of screw heads. This is because different types of screw heads will also serve different purposes. That way, you will be able to know the type of screw head that suits your project the most. Screw heads are differentiated based on ...

Socket cap screws are available in button socket, button flange socket head, flat socket, and socket cap. Driven with a socket wrench or a hex Allen key. The term socket head cap screw typically refers to a type of threaded fastener whose head diameter is nominally 1.5 times or more than that of the screw shank diameter. Buy Now - Socket Cap Screws

Socket screws, also known as Allen Head, are fastened with a hex Allen wrench. A bolt with a circular ring on the head end. Used for attaching a rope or chain. J-Bolts Shoulder Bolts J shaped bolts are used for tie-downs or as an open eye bolt. Shoulder bolts (also known as stripper bolts) are used to create a pivot point. Elevator Bolts

The variety of heads is as expansive as the different types of screws. A few are listed below. Flat screw heads. Flat screw heads are countersunk and fit flush with the secured surface. They have varying angles from the top of the head to the threads. Raised screw heads. Raised head or oval head are similar to flat head screws but have a domed ...

Among the different types of fasteners, here are the most common ones: Bolts: These types of fasteners help to hold two unthreaded parts together. They can be called the most common types of fasteners. …

Machine screws are a type of screw used in most machinery today. It has a structure similar to the aforementioned screws and it also comes in a variety of head and tip shapes. Machinery screws also contain a Phillips or slotted socket on the head to …

Bolds are among the most used types of fasteners. There are several types of bolts for various applications. Here are some of the most popular ones: · Hex-Head Bolts This bolt has its head shaped like a hexagon. The purpose of the bolts' six sides is to give a good granularity of angles that you can approach the bolt.

Slotted screws are the simplest type of screw, consisting of a single slot at the head of the screw. Generally not in heavy use in the US, but they are still around. Flat head screwdrivers and driver bits (which are used for slotted screws) are measured by the width of the blade in inches, eg: 1/16, 1/8, 1/4, 5/64, 3/16, 3/32, 5/32, 9/32.

Types Of Screw Heads 1. Oval Screw Heads 2. Raised Screw Heads 3. Bugle Screw Heads 4. Round Screw Heads 5. Slotted Screw Heads 6. Hex External Screw Heads 7. Hex Internal Screw Heads 8. Phillips Screw Heads 9. Truss Screw Heads 10. Button Screw Heads 11. Pozidriv Screw Heads 12. Supadriv Screw Heads 13. Flat Screw Heads 14. Socked Cap …

The heads of the screws are of different types. The screw is mainly divided into four parts. Read Also: Screw Thread Terminology. #4 Washers. Its shape is like a round ring. Before tightening the nut and bolt, it is …

Type G looks like a butterfly and finds applications in maintenance applications that need removal at short intervals. They are used in the manufacture of mobile homes and recreational vehicles. Square. A square head screw drive has a square head on the fastener. It was popular in the 19th and early 20th centuries, but is rarely used now. Pentagon

Metric 12 Point Flange Head Cap Screws Stainless Steel by Viha Steel and Forging. 12 point screws are used in applications where the screws have to be driven hard and tight. The grip on the head is maximized through the shape. Viha Steel & Forgin...

types are hex head, slotted head, flat (or countersunk) head, round head, socket (or "allen") head, button head and socket set screw. Figure 3 shows different fasteners (i.e. nuts) used in industry; the most common types are regular hexagonal nuts and nylon ring elastic stop nuts (also known as "lock nuts").

Type 2 Heavy Series 65502 Galv. 67616 A325 X Symbol for identification of grade, i.e., "325", applied to head. Manufacturer's identification mark, e.g., "X", Applied to head (raised or depressed at option of the manufacturer). Three radial lines applied to head 60 degrees apart. ASTM A 325 Type 3 Heavy Series 65503 Galv. 67650 Torque:

Before we get into the diff erent types of screws, let's take a look at the diff erent types of head styles and drive types. The head style refers to the shape of the head. The drive type refers to the type of driver needed to secure the fastener. Here are the Head Styles: • Flat • Oval • Pan • Truss • Round • Hex • Hex Washer ...

The most common type of bolt head types includes square, hex, slotted hex washer, and socket cap. The earliest bolt heads in use were the square heads. Square heads consist of a square indentation on the head followed by a shaft that withstands rotation when a torque is applied to it.