Introductory material
Reading edition
Taken from an actual photo of a trip spear with mechanic alongside for comparison of size. This is for 21 inch O.D. drive pipe. We have facilities for producing the heaviest tools required.
The OIL WELL ENGINEERING CO., LTD.
Works:
CHEADLE HEATH, STOCKPORT
The largest Manufacturers of Oil Well Drilling Plant and oil Well Supplies in the British Empire