Used to fit flywheels, pulleys and chain sprockets onto a shaft. Taper Bore Bushes are easily assembled and are an ideal method of mating to a shaft without the need for machining. To lock the shaft tighten up two grub screws, to unlock it you remove the screws, inserting one in the third hole and wind in to lever off the hub from the shaft. Material: EN-GJL 200/DIN EN 1561. Inch Sizes Keyways to BS 46 Part 1. * Bores marked have shallow keyways. We supply taper bushes up to sizes 8065 with bore sizes up to 200mm/8. Pilot bore taper bushes are also available. For further information please contact your local branch.