- Tricone Bit ( 142 )
- Hole Opener ( 37 )
- Roller Cone bit ( 23 )
- PDC Bit ( 27 )
- Core Barrel ( 4 )
- Drag Bit ( 15 )
- DTH Drilling Tools ( 15 )
- Core Bit ( 3 )
- Drill Collar ( 6 )
- Drill Stabilizer ( 1 )
- Single Cone Bit ( 1 )
- Drilling Tools ( 4 )
- Contact Person: Ms. Jenny
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Roller Cones Hole Opener - manufacturer, factory, supplier from China
Davide D'alessandro Jul 29, 2019 5Just what we needed,Highly recommend this Roller Cones Hole Opener !
Zohaib Mir Jul 26, 2019 5Got great help with this Roller Cones Hole Opener .
Borje Nilsson Jul 25, 2019 5Excellent overseas shopping experience.So glad to meet Hejian Deris Petroleum Drilling Equipment Co.,Ltd. company.
Arafat Maher Jul 14, 2019 5The Roller Cones Hole Opener is so nice. The inspection result of the product is very good. A+++++
Cici Cai Jun 17, 2019 4Good deal, highly recommended!
Waheed Akhtar Jun 09, 2019 5Excellence! It’s a perfect purchase for me.
Oleg Stepanenko Jun 09, 2019 4A very kind seller^ - ^
Reza Rajabi Jun 04, 2019 5These are PERFECT! You may purchase them with complete confidence!
Mr.pabst May 30, 2019 5The Roller Cones Hole Opener received. everything fine. the seller answered all the questions, very patient, thanks!
Mohit Wadhwani May 28, 2019 4Excellent. Works perfectly and the Roller Cones Hole Opener was received on time
Lenard Layman May 27, 2019 5Great price on this Roller Cones Hole Opener !
Matt Boutros May 27, 2019 5Great Roller Cones Hole Opener with reasonable price.
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