HTT Deep Hole Drilling & Honing 

HTT was specialized in deep hole drilling and have more than 20 years of experience.
We can supply deep hole drilling solutions for following industries: Automotive, Oil field; Nuclear Power; Mold; Hydraulic; Medical; Military; Aerospace; and so on.
HTT main products include deep hole drilling machine, deep hole drilling tool, deep hole drilling jobshop, tool accessories, honing machine and tool, machine parts. We have hundreds of deep hole drilling machine exported to the UK, Germany, Japan, Holland, Brazil, India, Thailand, Russia, Hungary, etc.

Contact us: 
info@htt-china.cn 
changyingying@htt-china.cn
Shanghai Ningyuan Machinery Development Co.,Ltd
Tel: +86-21 50304310
Whatsapp:+8613761569281
Web: www.htt-global.com