1) Knulling 2) Metal forming 3) Providing with ridges 
Knurling is a manufacturing process, typically conducted on a lathe, whereby a diamond-shaped (criss-cross) or other pattern is cut or rolled into the material. == Uses == The operation is performed for producing indentations on a part of a workpiece. Knurling allows hands or fingers to get a better grip on the knurled object than would be provide...
A decorative edging seen particularly on late 19thC gold and silver. It is an irregular version of gadrooning with grooves cut at varying intervals to create an effect similar to oblong bead moulding.
A decorative edging seen particularly on late 19thC gold and silver. It is an irregular version of gadrooning with grooves cut at varying intervals to create an effect similar to oblong bead moulding.
The process of finishing a part by scoring (pressing) patterns on the surface of the work.
The process of finishing a part by scoring or pressing patterns on the surface of the work. See also: Knurl.
a series of knurls, as on a knob. · knulling.