The flat head lies flush against the workpiece.
One sided rivets for auto body sheet metal.
Flat head types have flat surfaces that taper toward the screw body to allow for countersinking.
The challenge of fastening where only one side is accessible.
They also allow for different types of materials such as steel and aluminum to be easily attached to each other.
These rivets require access to only one side of the material and can be used in through holes or closed end holes.
Most fasteners designed to provide permanent load bearing threads in thin materials require both sides of a workpiece to be accessible during installation and final component assembly.
Steel is strong and durable but less corrosion resistant than stainless.
The blind rivet style is popular because it is strong secure and access is only needed on one side of the materials that are being worked with.
Tinners solid rivets are a specialty rivet with a flat head.
They are driven with a ball pein hammer and are used in sheet metal.
For those instances where there is access from only one side so called blind applications threaded rivet nuts also known as blind threaded rivets blind rivet nuts and threaded inserts can provide a solution.
Hollow rivets also known as tubular and semi tubular rivets these are often used in soft material such as leather fabric and plastic.
These self clinching nuts provide extended thread lengths when used in thin sheet metal.