Project Description

紅寶石外雙細孔放電眼模 (2 端各裝有一顆紅寶石)
Ruby pipe guide B-R type (total has 2 Ruby inside, two end see red ruby)
開口 6mm x 外殼 8mm, 總長約30mm
內孔尺寸 Inner hole size: 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm 1.0mm