Free tool deflection calculator

Calculates elastic deflection of a cantilevered round tool under transverse load.

Transverse force

Free length

Effective diameter

Elastic modulus

Allowable deflection

How to use the result

The calculation describes the specified model. Check the tool, workholding, and machine limits before use.

I = π · d⁴ / 64δ = F · L³ / (3EI)

Sources: Euler–Bernoulli beam theory: cantilever, free-end transverse force.