All Kelly bars are available in interlocking, full interlocking, friction and combined type. Length and Kelly stub can be required. Specially selected steel pipes and use of special steel drive keys and locks are the key features of our Kelly bars. Drive Keys and lock recesses with special designed structure, particular manufacturing process and testing in the lab and worksite guarantee long Kelly service life Standardized square Kelly drive stub for connecting all types of drilling tools.

Stationery is one of the most apparent aspects of any business. The category of stationery includes letterhead, matching envelopes, note cards, and business cards. Remember, your stationery will be seen and kept by your customers. It will definitely influence the way they see your business.

All Kelly bars are available in interlocking, full interlocking, friction and combined type. Length and Kelly stub can be required. Specially selected steel pipes and use of special steel drive keys and locks are the key features of our Kelly bars. Drive Keys and lock recesses with special designed structure, particular manufacturing process and testing in the lab and worksite guarantee long Kelly service life Standardized square Kelly drive stub for connecting all types of drilling tools.

Stationery is one of the most apparent aspects of any business. The category of stationery includes letterhead, matching envelopes, note cards, and business cards. Remember, your stationery will be seen and kept by your customers. It will definitely influence the way they see your business.