• Model NO.：168
• Name：Concentric Casing Systems Drilling Tools
• Casing Tube O.D.：168mm
• Bit Diameter：146mm
• Casing Shoe I.D.：140mm
• Maximum Reaming O.D.：184mm
• Hammer Style：5"
• Transport Package：Standard Export Package
• Specification：168
• Trademark：Hengwang
• Origin：Shandong, China
• HS Code：8207501000
• Production Capacity：500 Sets Per Month

modelcasing tube O.D./mmbit diameter/mmcasing shoe I.D./mmmaximum reaming O.D. /mmhammer style146146123.51161564"1681681461401845"1781781571501945"1831831601521985"1941941781642086"2192192031922346-7"2452452172052606-8"2732732462332918"3253252972823408-10"37737735133240510-12"Detailed Images:
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Company Profile
Shandong Hengwang Group Co., Ltd. is a professional company engaged in research , development, production, sales, application and service of rock drill machines ,drilling tools,and pile driver machines.
FAQ1. Q: Are you factory or trader?A: We are factory, has passed ISO, contact me showing you the factory;

2. Q: What kind of drilling rigs you have?
A: We mainly did hydraulic driling rig for soils, pneumatic drilling rig for rocks, DTH drilling rig, big diameter drilling rig, engineering drilling rig, geological exploration drilling rig etc, so you can tell me your requirements, would recommend you the suitable one.
3. Q: What certificate you have?
A: CE, ISO, BV, TUV

4. Q: Do you offer training?
A: Each model we have supplementary instruction mannual, video for installation and operation, calling instruction, and working site instruction.

5. Q: How about the warranty?
A: We machine warranty is 1 year, used famous brand parts help you find locally; Also 3 spare parts center guarantee you get the spare parts in time.Please send inquiry now.