Common Specifications

MAMMOTH TECHNOLOGIES
All designs, specifications and components of equipment described herein are subject to change at manufacturer’s discretion at any time without prior notice

Outside Diameter 
(in)

Outside Diameter
(mm)

Top Sub
Pin: API
Box: BECO / API

Bottom Sub
Pin: API/ BECO
Box: API

Bit thread sizes to suit machine


Recommended Connection

4½’’

114.0mm

 

 

Requirements from customer

  • Drill manufacturer
  • Drill model
  • Drill rod diameter
  • Shoulder to shoulder length
  • Actual thread size
  • Spanner flat position

The Mammoth Top Sub | Bottom Sub can be designed to fit any OEM machine application.

The Mammoth Top Sub | Bottom Sub is not limited to any specific range only.

3½’’ API & 3½’’ BECO

5’’

127.0mm

3½’’ BECO

5’’

127.0mm

3½’’ BECO

5½’’

139.7mm

3½’’ BECO

5½’’

139.7mm

3½’’ BECO

6’’

152.4mm

4’’ BECO

6¼’’

158.8mm

4’’ BECO

6¼’’

158.8mm

4’’ BECO

6¼’’

158.8mm

4’’ BECO

6’’

168.3mm

4½’’ BECO

7’’

177.8mm

4½’’ BECO

7’’

177.8mm

4½’’ BECO

7’’

177.8mm

5¼’’ BECO

7½’’

190.5mm

5¼’’ BECO

7’’

193.7mm

5¼’’ BECO

7’’

193.7mm

5¼’’ BECO

7’’

193.7mm

5¼’’ BECO

8’’

219.1mm

6’’ BECO

8’’

219.1mm

6’’ BECO

8’’

219.1mm

6’’ BECO

10¾’’

273.1mm

8’’ BECO

10¾’’

273.1mm

8’’ BECO