- billet preform
- billet preform HÜTT Knüppelvorform f; Vorformknüppel m
English-german engineering dictionary. 2013.
billet preform
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Lithic reduction — The Levallois technique of flint knapping Lithic reduction involves the use of a hard hammer precursor, such as a hammerstone, a soft hammer fabricator (made of wood, bone or antler), or a wood or antler punch to detach lithic flakes from a lump… … Wikipedia
