Min. Order Reference FOB Price
1 Set US$1.00 / Set
Product Description
Underwater Borewell Camera and Borehole Camera and Underwater Viewing Systems 1) Applications: 1. Well drilling, water well inspection, 2. Oil field, 3. Coal field, 4. Engineering geology, 5. Dam, reservoir, oceaneering (1) Front lens are imported resins, (2) Not easy damaged, (3) ...