The outer diameter is the measurement of the tube's width, while the wall thickness is the distance between the inner and outer tube walls. The Tube Bend Calculator requires input values for outer diameter, wall thickness, bend radius, bend degree, material, and bend method. Instructions for Utilizing the Tube Bend Calculator The primary application of the calculator is to provide accurate results for determining the exact specifications for tube bending. This calculator is particularly important for individuals who work in manufacturing and construction industries where precision is crucial. The Tube Bend Calculator is a useful tool that allows individuals to calculate the bend radius, arc length, and degree of a tube bend.