trimming
131Blow molding — The blow molding process Blow molding (also known as blow moulding or blow forming) is a manufacturing process by which hollow plastic parts are formed. In general, there are three main types of blow molding: extrusion blow molding, injection… …
132Billhook — The billhook is a traditional cutting tool used mainly in European agriculture and forestry, but also common in other parts of the world where it was introduced by European settlers. It is used for cutting smaller woody material such as shrubs… …
