I've used them for ages but never had to buy them. Is there any practical difference in the various sizes of screws and cage nuts? M6 seems to be the prolific choice, but I see 12-24 and 10-32 are ...

This conventional double nut has a split spacer that can be removed for grinding to adjust the preload. Fitting keys prevent the nuts from turning relative to each other. The size of the nuts, mainly ...

Lead screws are often called the workhorses of motion control. They consist of a threaded shaft and a nut that carries the load along the shaft or guides the shaft in moving the load, and they derive ...