A rotary shaft without blades is an essential attachment for petrol power tillers, designed to enhance the versatility and functionality of agricultural equipment. Unlike traditional rotary shafts that are equipped with blades for tilling or cultivating soil, this type of shaft serves multiple purposes by providing a means to connect various attachments or perform specialized tasks. The primary function of a rotary shaft without blades is to power different attachments This Rotary shaft attached with power weeder of petrol operated.