Cast & Forged
Description
Mounted on the supporting frame, the inner hole diameter changes while gun drill’s changes. It supports gun drill for stable drilling. It is used when the length of drill stem suspend in midair is 35times of drill tip’s diameter.
http://www.gsmdrilling.com
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Shaanxi Golden Stone Machinery Manufacturing Co.,Ltd
deep hole drilling machine
Address: 501 Buiilding 3B,Yuhua Optoelectrical Technology Park, No.36 WeiyiRoad,Yanta District, Xi'an, Shaanxi, China ,
xian, Shaanxi
China, 710000
Tel: 86-029-84687031
Fax: 86-029-84265352