Fixed Diameter Rock Reamer Hole Opener

• Customization: Available
• After-sales Service: Yes
• Warranty: 1year
• Model NO.: 8-1/2
• Manufacturing Process: CNC Milling
• Surface Treatment: Galvanized
• Operation Pressure: Atmospheric Pressure
• Material: Alloy
• Transport Package: Wooden Case
• Specification: 114
• Trademark: zx
• Origin: China
• Production Capacity: 2000

Product Description

Fixed Diameter Rock Reamer Hole Opener

Product Description

Fixed Diameter Hole Opener is used for enlarging the surface hole which drilled by cone bit in advance,or connected above the cone bit. It applies to Onshore and offshore oilfield.
The cutters are manufactured under the severe quality control. All our hole openers are field maintainable, with easy assembly and disassembly. They are all equipped with 3 or 4 cutters, as well as mud nozzles precisely located to clean the cutters and the hole simultaneously.

They are used for the following purposes.

When drilling of the big hole is not possible because of the rig capacity.

When a satisfied penetration rate is not obtained in case of the big hole drilling, it is used after drilling with smaller bit.
When the hole direction must be controlled.

Cutters type:
"SM": Soft to medium formation; "MH": Medium to hard formation; "XH": Hard formation.

When ordering please specify:

Hole size to desire;
Pilot hole size;
Top and bottom connections;
Fishing neck and bottom neck O.D and length;

Product Parameters

Model	Button/Insert Tooth Tricone Bits                          Steel/Milled Tooth Tricone Bits
IADC CODE	116 117 12 6127 136 137 216 217 226 226 316 317 326 327 336 337 115 125 135  215 225 235 315 325 335 114 124 214 314 111 121 131 346 347
	417 427 437 517 527 537 617 627 637 737 837 832 415 425 435 445 525 625  635 416 427 436 446 447 516 526  537 547 516 536  535
available sizes:	From 2 7/8 to 26" larger sizes for hole opener bit ,reamer bit
advantage	most favourable price and best qualtity
bearing type:	sealed bearing and non-sealed bearing HJ(metal sealed journal bearing)   HA (rubber sealed journal bearing aircooled bearing type
Formation or layer	soft ,medium soft ,hard,medium hard,very hard formation
Button size (extra features)	Button bit,saw teeth 1) Y-Conical teeth  2) X-chisel teeth  3)K- wide teeth  4)G- Gague protection

Packaging & Shipping

Company Profile

Dongying Zhao Xin Industry and Trade Co., Ltd. was established in 2001. Our company is located in Dongying city which has the second largest Oilfield (Shengli Oilfield) in China. We are a company, which conducts scientific research, development, manufacture, sale and after sale service, is one enterprise for oilfield tool and equipment manufacturer. We cover an area of more than 9000 square meters which manufacture different oilfield products. Our main products include drilling equipment, oil production equipment, oil well service tools. Such as sucker rod, drill pipe, OCTG products, bridge plug. Currently, our products are already exported to North America, South America, Middle East, Middle Aisa, India and other countries and regions. The warranty period of all our products is 18 months.

We are an I S O 9 0 0 1, I S O 1 4 0 0 1, I S O 4 5 0 0 1,API certified company and have all the quality systems in place for design, planning, manufacturing and quality monitoring & traceability to ensure that all products match the quality & reliability Standards. We also have an independent measurement and inspection department, the inspection and measuring tools are fully equipped, we control each process to ensure that all products are qualified.

Dongying Zhaoxin Industry and Trade Co.,Ltd with perfect attitude, product and service, is going to make further development together with customers at home and abroad .