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steel color(钢色) gold(金色)

2mm outer diameter * 1mm aperture(2mm外径*1mm孔径) 2.5mm outer diameter * 1mm aperture(2.5mm外径*1mm孔径) 3mm outer diameter * 1.2mm aperture(3mm外径*1.2mm孔径) 3mm outer diameter * 1.5mm aperture(3mm外径*1.5mm孔径) 3mm outer diameter * 1.8mm aperture(3mm外径*1.8mm孔径) 4mm outer diameter * 1.2mm aperture(4mm外径*1.2mm孔径) 4mm outer diameter * 1.5mm aperture(4mm外径*1.5mm孔径) 4mm outer diameter * 1.8mm aperture(4mm外径*1.8mm孔径) 4mm outer diameter * 2mm aperture(4mm外径*2mm孔径) 4mm outer diameter * 2.5mm aperture(4mm外径*2.5mm孔径) 5mm outer diameter * 1.5mm aperture(5mm外径*1.5mm孔径) 5mm outer diameter * 1.8mm aperture(5mm外径*1.8mm孔径) 5mm outer diameter * 2mm aperture(5mm外径*2mm孔径) 5mm outer diameter * 2.5mm aperture(5mm外径*2.5mm孔径) 5mm outer diameter * 3mm aperture(5mm外径*3mm孔径) 6mm outer diameter * 1.5mm aperture(6mm外径*1.5mm孔径) 6mm outer diameter * 1.8mm aperture(6mm外径*1.8mm孔径) 6mm outer diameter * 2mm aperture(6mm外径*2mm孔径) 6mm outer diameter * 2.5mm aperture(6mm外径*2.5mm孔径) 6mm outer diameter * 3mm aperture(6mm外径*3mm孔径) 6mm outer diameter * 3.5mm aperture(6mm外径*3.5mm孔径) 7mm outer diameter * 2mm aperture(7mm外径*2mm孔径) 8mm outer diameter * 1.5mm aperture(8mm外径*1.5mm孔径) 8mm outer diameter * 2mm aperture(8mm外径*2mm孔径) 8mm outer diameter * 3mm aperture(8mm外径*3mm孔径) 8mm outer diameter * 4mm aperture(8mm外径*4mm孔径) 8mm outer diameter * 5mm aperture(8mm外径*5mm孔径) 10mm outer diameter * 2mm aperture(10mm外径*2mm孔径) 10mm outer diameter * 3mm aperture(10mm外径*3mm孔径) 10mm outer diameter * 3.5mm aperture(10mm外径*3.5mm孔径) 10mm outer diameter * 4mm aperture(10mm外径*4mm孔径) 10mm outer diameter * 5mm aperture(10mm外径*5mm孔径) 10mm outer diameter * 6mm aperture(10mm外径*6mm孔径) 12mm outer diameter * 3.5mm aperture(12mm外径*3.5mm孔径) 12mm outer diameter * 4mm aperture(12mm外径*4mm孔径) 12mm outer diameter * 5mm aperture(12mm外径*5mm孔径) 12mm outer diameter * 6mm aperture(12mm外径*6mm孔径)