BOWER sells HK4512. Related information about HK4512 includes: Model HK4512 Inner diameter: 45 mm Outer diameter: 52 mm Thickness: 12 mm Series: Needle bearing. If you want to know more about HK4512 related information, you can consult online or call the hotline , we will serve you in detail. HK4512 has a wide range of uses. HK4512 is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of HK4512 sold by our company is reasonable and we look forward to cooperating with you.