Fixed Diameter Hole Opener Wholesale
Features
The fixed diameter hole opener is a general hole enlarging tool. It is used to enlarge hole during drilling and connected with a bit on front end to drill pilot hole and enlarge hole simultaneously.
The cutters can replace according to the different hardness of formation
They are used for the following purposes.
1. When drilling of the big hole is not possible because of the rig capacity.
2. When a satisfied penetration rate is not obtained in case of the big hole
drilling, it is used after drilling with smaller bit.
3. When the hole direction must be controlled.
Parameter
Technical specifications and parameters for Hole Opener | ||||||||
Type | Hole open dia.(in) | Qty of cutter | Min. pilot hole(in) | Fishing neck dia.(in) | I.D(in) | Top Conn. (pin) | Bottom Conn.(box) | Overall length(in) |
HO 311 | 12 1/4 | 3 | 8 1/2 | 8 | 1 1/2 | 6 5/8REG | 6 5/8REG | 55 |
HO 406 | 16 | 3 | 10 | 9 1/2 | 2 1/4 | 7 5/8REG | 7 5/8REG | 59 |
HO 444 | 17 1/2 | 3 | 10 | 9 1/2 | 2 1/4 | 7 5/8REG | 7 5/8REG | 59 |
HO 559 | 22 | 3 | 12 3/4 | 9 1/2 | 2 1/3 | 7 5/8REG | 7 5/8REG | 69 |
HO 584 | 23 | 3 | 12 3/4 | 8 | 3 | 6 5/8REG | 6 5/8REG | 69 |
HO 610 | 24 | 3 | 14 | 10 | 3 | 7 5/8REG | 7 5/8REG | 69 |
HO 660 | 26 | 3 | 17 1/2 | 10 | 3 | 7 5/8REG | 7 5/8REG | 69 |
HO 4-914 | 36 | 4 | 26 | 10 | 3 1/2 | 7 5/8REG | 7 5/8REG | 87 |
Pictures
Company Introduction
Xi'an Kingwell Oilfield Machinery Co.,Ltd is an established, financially stable manufacturing company and manufactured products are technically qualified which match the highest quality & reliability standards. We fulfill all the requirements to become a reliable supplier of any National and International majors in this field.
Here we got some prise as follows.
We believe in Customer delight, achieved by the supply of Quality Products & Services and Continual Improvement in our Manufacturing Processes for timely delivery at competitive prices. We work in a professional, competitive, and cost-effective manner consistent with the Customer requirement
We are looking forward towards a long lasting association with your esteemed organization for our mutual benefit. Any reasonable documents with the shipments depend on your requirements. Please contact us for any enquiry within our manufacturing scope and we will be happy to serve you by supplying quality products.
