Thickness of sheet

Diameter of the rivet

Length to form the head

Total rivet length required for riveting

3 x dia of rivet

2 x dia of rivet

2.5 x dia of rivet

3.5 x dia of rivet

Sharpening

Supporting

Rest of workpiece

Protect the tool from damage

Dolly

Drift

Caulking tool

Fullering tool

To make good appearance

To prevent damage to the edges

To prevent over lapping at the seam

Maintain correct size and improve the strength