This video shows how we use our multi needle ultrasonic drill machine, used for stone bead, glass bead, ceramic bead mass production drill work.
It can drill many beads at a time, first you need put those drilling needles in a mold, then heat the drilling horn with gas, solder needles to the drilling horn with the solder, after cool down, the needles will be welded well.
web:www.gemstonemachine.com
Whatsapp/Wechat:+86-13092500582
email:stephen@lotustep.com
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