D&L Oil Tools

Packing quality and service into everything we do

D&L Oil Tools designs, manufactures, and assembles downhole equipment for customers in both domestic and international markets. Headquartered in Tulsa, Oklahoma, our tradition is one of quality, affordability, customer service, and community investment.

High quality equipment, customer satisfaction, and the well-being of our employees are the cornerstones of our business. We are devoted to solving customers’ problems and enriching the lives of our employees.

Our success is driven by our ability to provide custom designed equipment and remain flexible in an ever-changing industry. These core values have kept us independent and financially sound for well over a quarter of a century.

D&L’s Quality Management System has earned the API Q1 certification from the American Petroleum Institute (API). Additionally, D&L was awarded an 11D1 Monogram License for Packers and Bridge Plugs. This certifies that D&L adheres to the highest standards in quality management and manufacturing.

D&L is honored to be part of an elite group of companies with this certification and proud of our team for the effort and dedication displayed throughout this process. We have been proud of the quality of our products for over 30 years, and this certification validates our promise to provide the highest standard of product and service to our customers.

As our operation expands in size and increases in number, D&L remains committed to providing the highest quality equipment and customer service. Thank you for being a part of our D&L family.


D&L’s Quality Management System (QMS) is registered under API Spec Q1 and International Standard ISO 9001:2015 Quality Management Systems Requirements. Additionally, D&L has earned an API Spec. 11D1 Monogram license for Packers and Bridge Plugs. Our scope of registration includes: Custom Design, Manufacture, and Sale of Downhole Oilfield Equipment.

D&L Manufacturing meets:

Oklahoma’s OSHA Standard Requirements
Oklahoma’s Department of Environmental Quality Requirements

Business Management System Policy

D & L Manufacturing is dedicated to achieving excellence and profitability through the continuous improvement of our business processes and by providing products that satisfy the needs and expectations of our customers.

Lee Eslicker, President

Management Team

Lee Eslicker (center)
President & Chief Executive

Dan Eslicker (left)
Chief Operating Officer

Casey Bingham (right)
Chief Financial Officer

Heath Bringham (not pictured)
Vice President, Engineering & Technical Services

Bow Buckner (not pictured)
Vice President, Sales