Odex Casing Drill Bit System Eccentric Overburden

• Customization: Available
• Certification: CE
• Surface Treatment: Nitriding Treatment
• Model NO.: HOD90, HOD115, HOD140
• Manufacturing Process: Forging
• Material: Tungsten Carbide
• Type: Center Drill Bit
• Usage: Well Drilling
• Application: Mining, Quarry, Construction
• Machine Type: Drilling Equipment
• HS Code: 25221000, 25221000
• Transport Package: Standard Export Packing.
• Specification: HOD90, HOD115, HOD140
• Trademark: QIDELI
• Origin: China
• Production Capacity: 2500 Pieces/Month

Product Description

 

Product Description

ODEX ECCENTRIC CASING SYSTEM

In the projects of drilling,drillers often meet with problems due to the loose land formation.These may cause troubles such as difficulty in drilling down,collapse of holes,damage of drilling tools,etc.To solve the problems,the best way is to use (ODEX)Overburden Drilling System which can prevent holes and drilling tools from damage,and support the holes by casing tubes.

General Introduction 
HOD90 HOD115 HOD140 Overburden casing system,ODEX system, Casing drilling system,eccentric casing system
1.drill in overburden unstable rock 
2.one step to drill and follow casing 
3.flexible to open or close 
4.effecient below 300mm 

Model	Outer Dia. of Casing Tube(mm)	Inner Dia. of Casing Tube(mm)	Wall thickness of casing(mm)	Reamed Dia.(mm)	Min. Inner Dia.of Casing Shoe(mm)	Hammer Type(mm)	Drill Pipes(mm)
140	168	148	10	180	138	COP44/DHD340/MACH44/MISSION40/   SD4/XL4/QL40	76/89
146	178	158	10	192	148	COP54/DHD350/MACH50/MISSION50/   SD5/QL50	76/89
165	194	173	10.5	205	161.5	COP62/COP64/DHD360/MISSION60/SD6/XL6/QL60/TD150	89/114
190	219	197	11	238	187		89/114
240	273	253	10	305	241	COP84/DHD380/SD8/QL80	114/127
280	325	305	10	350	282	DHD112/QL120/SD12/NUMA120/TH12	114/127
365	406	382	12	425	365		127/168
410	457	433	12	480	409		168
460	508	483	12.5	530	459		168
500	560	535	12.5	620	501		168