... products with its inner hole not being processed.The Copying trimming machine consists of turn plate, pillar, knife stand, top stand, transmission ... & outer copyingtrimming machineΦ450x2300Double-end digital control trimming machine Pug piecesmmHeight500~19001200~2600Outer trimming 1900,Inner trimming 10001000~2300Outer diameter≤Φ 650Outer trimming≤Φ 650,Inner trimming ≤Φ 750≤Φ 450Inner ...