flute length

[′flüt ‚leŋkth]

(design engineering)

On a twist drill, the length measured from the outside corners of the cutting lips to the farthest point at the back end of the flutes.

References in periodicals archive ?

Vortex was developed to gain the maximum benefit from solid carbide tooling, in particular those designs that can give deeper cuts by using the full flute length as the cutting surface.

Delcam--booth E-3222

Winner of the top UK Tooling Industry Award for product innovation, the R002 is coated 25 percent of the flute length to permit increased cutting speeds while minimizing drill production costs.

Solid carbide drill. (Cutting Tools/Toolholders)

Distinctive features include self centering 130 deg point; short flute length for maximum rigidity which allows more holes per drill; quick spiral for improved cutting action and chip control; and reduced web point to resist work hardening and improve penetration.