Smooth file

a file having teeth so fine as to make an almost smooth surface.

See also: File

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
With a view to upgrade governance delivery rate, the state government, in the last six months, has sought to delegate financial powers and achieve decentralisation leading to reduction of red- tape and smooth file movement.