Petroleum Drilling Tool & Accessory
Well Drilling Machinery, Offshore Oil and Gas Field Exploitation Machinery
Stainless Steel 304 or 316
3 Inch, 3-1/2 Inch, 4 Inch, 4-1/2 Inch, 5 Inch
3/16” Hole on 5/16” Stagger
33%
Packed with Bubble Bag and Then in Plastic Bag
3-1/2 inch
Xinxiang, Henan, China