When it comes to drilling, choosing the right equipment is very important. One key part of this is the Kelly bar. There are two main types of Kelly bars used in drilling: friction and interlocking. Each type has its own features, benefits, and drawbacks. Knowing the differences can help you make the best choice for your project. At Kimdrill, we focus on providing high-quality drilling tools that meet the needs of our customers, and understanding Kelly bars is a big part of that. What Are the...