rock drill tools

The Hollow Plug Impact Reversing Sub is a reversing circulating tool used in open hole drill stem testing and operated by inner pressure.

API Spiral Drill Collars
manufactured as per requirements
Material: AISI 4145H
Factory direct
realiable quality with good service

Drill stem testing tools vertical shock absorber is for cased hole full bore type in size 3 3/8" and 5" in owrking pressure 105Mpa, run below TCP guns

5" Full Bore Hydraulic Jar
Application:DST Tools
Connection thread: 3 7/8″CAS.B×P
working pressure:15000psi
Competitive price and good service

The Gauge Carrier 5" x 15000 psi with 4 testing gauge is a kind of full bore DST tools for the oil well downhole testing operation in cased hole,

1.Standard: API Spec 7-1
2.Material: AISI 4145 H Modified Alloy Steel
3.Export Percentage: 95%
4.Supply Ability: 1000 sets per month
5.MOQ: 2 set

Drill Pipe Power Tong :The applicable pipe OD is 3 1/2"~8", 2 7/8"~5", 2 1/2"~3 1/2",ZZTOP offers the power tong in high quality with reasonable price

Drill stem testing tools including Packer, safety joint, Tester valve, circulating valve and other acc. with 5" or 3 7/8" OD, various connection type

Working condition:High pressure high temperature(HPHT)
Size: 5"
service:H2S, CO2
Working pressure:10000psi ~ 15000psi
Application:Drill Stem Test

Rupture Disk FUL-FLO Sampler,Annuluspressure operated sampling tool which retains full ID after sample has been collected. Sampling volum 1200cc.

1:Tool Joint: NC26, NC31, NC38, NC40, NC46, NC50
2:Type of Tool joint: NC, IF, FH, XH, REG
3:Material: 40Cr, 35CrMo, 4137H
4: Good after service

product model: DST tools 11 3/4" API standard RTTS Packer
Size:18 5/8"
Standard: API
Service:H2S, CO2
usage: drill stem testing...

5" x 15000 psi Rupture Disc Safety Circulating Valve is used for drill stem testing operation in cased hole, conformed with NACE MR 0175 specification

1.Standard: API Spec 7-1
2.Material:AISI 4145H Modified ally steel
3.length:9.150-9.450m
4.With high quality
5. steady supply

Drill stem testing tools tubing string testing valve TST is for cased hole full bore type in size 3 7/8" and 5" in owrking pressure 105Mpa.

product model: Full bore retrievable packer
size: 4 1/5", 5", 7" , 7 5/8", 9 5/8",13 5/8"
Working condition: High pressure high temperature

The 3 7/8" x 10000psi LPR N -Valve is a sort of the tester valve without the lock open mode, the tester valve is applied for the slim hole DST service

Full Bore Gauge Carrier
Application: DST Tools
Connection thread: 3 7/8″CAS.B×P
Size: 5"
competitive price and good after service

The hydraulic power tong is sort of the handling tools, applied for oilfield drilling operation. Oilfield power tongs are used for casing,drill pipe.

API Heavy Weight Drill Pipe
Standard:API 7-1
Size:3 1/2"~6 5/8"

Drill stem testing tools sleeve type drain valve is for cased hole full bore type in size 3 7/8" and 5" in owrking pressure 105Mpa in two ball valves

size:5 1/2"
Working pressure: 10000psi ~ 15000psi
product model:DST tools 5 1/2" RTTS Packer
Application:oil well testing
Service: H2S, CO2

Multicycle circulating valve / OMNI valve is a kind of main valve for cased hole full bore type in size 3 7/8" and 5" in working pressure 15000psi.

Tubing String Testing (TST) Valve
Factory Direct
Halliburton type
Manufactured as per required
full- opening, annulus pressure-operated valve

The full bore tension safety joint is an optional emergency backoff device for the drill stem testing operation, also named RTTS safety joint in DST

product model:Shock Absorber
Type:Halliburton
Class: Vertical,
Service:H2S, CO2
Working pressure:10000psi ~ 15000psi...

The full bore safety joint is manufactured by ZZ TOP is used for the Drill stem testing, RTTS safety joint is an optional emergency backoff device.

Drill stem testing tools multicycle circulating OMNI valve is for cased hole full bore type in size 3 7/8" and 5" in owrking pressure 105Mpa,16 rachet

full bore drill stem testing 5" RTTS Circulating Valve
Service: H2S, CO2
Working pressure: 10000psi ~ 15000psi
Halliburton type
Standard: API

OMNI circulating valve is made of Inconel for full H2S drill stem testing service, it is also named Multicycle Circulating Valve.