These conveyors can be synchronised with self driven right angle for 90° bend is driven by a BI-planner conveyor chain also developed for first time in the country in metal.The bend conveyor doesnot require any independent drive because of the B_-planner chain.The speed of the bend conveyor can be controlled i.e according to the assambly line with respect to the mother conveyor.This working has been working successfully non-stop for the last two years with an oil-filling unit.