Shock Sub (SJ Type)

• Type: Petroleum Drilling Tool & Accessory
• Usage: Well Drilling Machinery
• Certification: ISO
• Transport Package: Seaworthy Transportation
• Specification: 3 1/8"_9"
• Trademark: TIANHE
• Model NO.: SJ Type
• Origin: China
• HS Code: 8431431
• Production Capacity: 1500

Product Description

The SJ type double way bumper is a kind of double-way shock absorbing tool which is used to simultaneously slow down or eliminate the vertically or horizontally shock from drill string. It can reduce the damage due to shocking to drill bit, drilling tool and surface drilling tool so that the purpose of raising drilling speed and of reducing drilling cost shall be reached.