CAST IRON: The oiler is of cast iron, and the is painted, which is durable and .HUMANIZED DESIGN: The humanized design of the n, with a curved pressing handle, is comfortable to in the hand.SMOOTH SPRING: The spring of the oiler is smooth, is labor saving and efficient when, and the is fast.: Suitable for lubrication of friction parts such as rolling bearings and sliding bearings of various mry.WIDE USES: Can be widely in s, motorcycles, autoes, home appliances, mry, etc.2 x Oiler