Roller chain sprockets, sometimes called single-strand sprockets, have a series of the teeth around a central bore and are used in combination with roller chains to go conveyors and other industrial machinery. Fixed bore sprockets are made to fit a particular shaft size you need to include a keyway and setscrew therefore they’re prepared to install. Plain bore sprockets are produced with out a keyway or established screw. Keyways or established screws could be machined to the precise size necessary by the existing shaft and software. Bushed bores have significantly more clamping region around the shaft to supply a secure fit for high torque or high-power applications when the shaft is at risk of slipping, such as paper cogs and chains milling and agricultural machinery.