Description

rock drilling tools manufacturerSuperdrill: The sub adapter of drill-class production technology, and has formed a complete production system has a number of leading level of electro-hydraulic forging hammer, to controll atmosphere furnace heat treatment production line and excellent Seiko CNC machine tool production equipment. All parts CNC machining, the key technology of CNC control to ensure that the products of high quality, high reliability.

Drill String Accessories
ProDrill offer a range of drill string accessories including Water Swivels, Plugs, Cross-over Subs (Adaptors) and recovery tools. Please contact our office for more information.
Cross Over Adaptors
Non-return Valves
Water Swivels
Fishing Tools
Hoist Plugs
Saver Subs

MF Sub Adapter for DTH hammer

Type：Box to Box, Pin to Pin, Box to Pin

Thread: API REG，IF,BECO

Max length: 600mm

Max diameter: 350mm

For Thailand water well Market mainly use:

Length 200mm, Diameter 3.5”, Box 2 3/8 API REG, Pin 2 7/8 API REG;

Length 220mm, Diameter 4”, Box 2 7/8 API REG, Pin 2 3/8 API REG.

Box to Pin(Male to Female) Sub Adapter:

Box to Pin(Male to Female) Sub Adapter Box to Pin(Male to Female) Sub AdapterBox to Pin(Male to Female) Sub AdapterBox to Pin(Male to Female) Sub AdapterBox to Pin(Male to Female) Sub Adapter

Pin to Pin(Male to Male) Sub Adapter:

Weld Technology:

Pin to Pin(Male to Male) Sub AdapterSub Adapters in factory:

Inspecting Sub Adapters

Sub Adatpers for dth drill pipes:

Sub Adapters for DTH drill pipes

PDFFor more details please watch PDF online: Sub Adaptor Catalogue

Drawings of Box to Pin Sub Adatpers:

2-3.8 Pin – 2-7.8 Box Sub Adatper

2-3.8 Pin-2-3.8 Box Sub Adapter

2-7.8 Pin – 2-3.8 Box Sub Adapter

2-7.8 Pin – 3-1.2 Box Sub Adapter

3-1.2 Pin-2-7.8 Box Sub Adapter

Concentric Casing System by DTH Hammer Technical Data:

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