[Manufacturer Name] Kenneth Co., Ltd. (Including import and co-developed products); [Model Number] 31310852; [Caution] This product will be delivered in a set of 20 (90 mm) Watch Plates. Kenneth Co., Ltd. (headquarter: Hoka, Osaka), is a leading manufacturer of educational scientific frame equipment and research scientific equipment. We carry a wide range of scientific products from educational experiments to excellent research equipment that draws out their potential for children. Related Categories: Elementary school, middle school, high school, university, university, university, laboratory equipment, observation, education, school education, laboratory equipment, draft, science, physics, chemistry, biology, geography, summer vacation, free research, crafts, school entrance celebration, Christmas present, children, laboratories, research institutes, basic research, optical equipment, analytical instruments, measuring instruments, diameter 3.5.4 inches (90 inches (90 mm) Thickness: 0.08 inch (2 mm); Heat Temperature: Approx. 154°F (70°C); Since this product is a made-to-order product, there may be cases where there are rare cases where there are cases where the order is not out of stock or delayed. Please be aware of this in advance. ●In addition, additional shipping fees may be charged in the following cases. ● Delivered to Okinawa, remote islands and some regions ● ·Same ...