We just finished three set of kely bars for XCMG and Liebherr rotary drilling rigs
Raw materials: S355 and 35Crmo, kelly bey hardox 500
Name: Sales Manager
Mobile:+8615111295229
Tel:+8615111295229
Whatsapp:008615111295229
Email:info@drillcan.com
Add:No.118, Xiongtian Road, Changsha, Hunan, China