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枪钻(Gun drill)

单刃示意图(Single Flute Schematic)

焊接平底枪钻(Welded Flat Bottom Gun Drill)

焊接枪钻(Welded Gun Drill)

焊接枪钻1(Welded Gun Drill 1)

焊接枪钻2(Welded Gun Drill 2)

焊接枪钻3(Welded Gun Drill 3)

焊接枪钻4(Welded Gun Drill 4)

焊接示意图(Welding Schematic)

焊接涂层枪钻(Welded Coated Gun Drill)

焊接涂层枪钻1(Welded Coated Gun Drill 1)

双刃枪钻(Double Flute Gun Drill)

双刃枪钻1(Double Flute Gun Drill 1)

双刃示意图(Double Flute Schematic)