A knurl /nərl/ is a small projecting knob or ridge, especially in a series around the edge of something.
Making a roughened, checkered surface on something, for grip.
The knurling gives the fingers a better, non-slip grip.
There are four types of knurling: 1 Annular 2 linear 3 diamond shape 4 combination of above three
knurling
There is no mention of the knurling features on the dumbells. More attention is paid to the ergonomic-hardened handle fashioned in chrome.
Knurling tool on a centre lathe.
knifeKeyhole saw, knife (linoleum, knurling cutter,
Knurling is a machining process normally carried our on a centre lathe. The act of Knurling creates a raised criss cross pattern on a smooth round bar that could be used as a handle, or something that requires extra grip
The knurled surface is easier to turn with one's hand than a smooth surface.
I have seen it done on the show " How It's Made" where the work piece was rolled across a plate which embossed the knurled pattern onto the work piece. I am currently looking for a knurling plate to use as an embossing or roller printing surface for jewelry making, does anyone know where I can get one?
It is a machine tool which spins a block of material to perform various operations such as cutting, sanding, knurling, drilling, use to create an object which has symmetry about an axis of rotation. http://en.wikipedia.org/wiki/Lathe_(tool)
Reasons someone might need to use a clamping knob include adjusting lobes, knurling, wings and texturing. You can learn more about the various types of clamping knobs online at the Jwwinco website.
it is an old machine.It can be ised for various operations like turning,taper turning,knurling,slotting,facing,threading etc. But it can be used mostly only for cylindrical jobs. you can find it in many small workshops.