the process and auxiliary materials, prepare the machining tools, measuring tools, auxiliary materials. Cutting wood and make it a saw and meet the use 2 sawing sandpapers smooth handling is requirements polishing (锯子和砂 needed and specification 纸) Drilling a)choose the appropriate aperture(选择 合适的孔径) b)aim and make a hole(对准钻 孔) sample c)cut the screw inside the specifications and nut models of the hole screws(车出内 Lathe(车床) 螺纹) should match the screws tap and and nuts duster d)ream the cloth threading using the tap(用丝锥攻 螺纹) e)clear the waste products in the hole(清 理出废物)the process and auxiliary materials, prepare the machining tools, measuring tools, auxiliary materials. 2 Cutting wood and make it meet the use requirements and specification s sawing & polishing a saw and sandpapers (锯子和砂 纸) smooth handling is needed 3 Drilling a)choose the appropriate aperture(选择 合适的孔径) b)aim and make a hole (对准钻 孔) c)cut the inside screws(车出内 螺纹) d）ream the threading using the tap(用丝锥攻 螺纹) e)clear the waste products in the hole(清 理出废物) Lathe（车床） sample screw ， nut tap and duster cloth the specifications and models of the hole should match the screws and nuts