DescriptionMade of aluminium, durable, fine workmanship and high transmission accuracy. Suits to the timing belt. Widely used in milling machine, gear shaper, drilling machine, cnc engine lathe, hobbing machine or other machinery transmission occasions. Contacts with the tooth side which minimizes the risk of the belt slipping.Features- Color: Silver. - Material: Aluminum. - Size: 1.60 x 1.60 x 1.60cm/ 0.63 x 0.63 x 0.63 inch. - Accurate transmission, without slipping at work, having a constant gear ratio. - The product designed with smooth transmission, a buffer, damping capacity, low noise. - Practical and professional design with high transmission efficiency, energy-saving effect.- Widely used in milling machine, gear shaper, drilling machine, hobbing machine or other machinery transmission occasions. - aluminum, exquisite appearance, excellently machined, finished smoothly.