Rice flour (also rice powder) is a form of flour made from finely milled rice. These oat groats may be milled to produce fine, medium or coarse oatmeal. The software sends this data to a milling machine where the prosthesis is milled. Winter grain from Russian steppes is milled and fermented. Timber is milled and processed at Kinleith. As a first step of processing finger millet can be milled to produce flour. The AK-47's barrel and bolt were milled out of a steel billet and hard chromed. Both the bodies and lids are CNC milled and brushed for appearance. Corn Pops are made from milled corn. Also set by a river, it milled timber and flour, and made paper. The silver and lead was easily milled and smelted. Re-manufactured lumber is the result of secondary or tertiary processing/cutting of previously milled lumber. It was installed in 1975 and is made of rolled sheets of milled steel. These are then milled to create a brown powder known in Nigeria as "elubo". Sometimes the millet is also milled and baked.