Roller chain sprockets, sometimes called single-strand sprockets, have a series of the teeth around a central bore and are used in mixture with roller chains to move conveyors and other industrial machinery. Fixed bore cogs and chains sprockets are designed to fit a particular shaft size and include a keyway and setscrew so they’re ready to install. Plain bore sprockets are produced with out a keyway or established screw. Keyways or established screws can be machined to the precise size needed by the prevailing shaft and software. Bushed bores have significantly more clamping region around the shaft to supply a secure suit for high torque or high-power applications when the shaft reaches risk of slipping, such as for example paper milling and agricultural machinery.