High Performance Drilling Solutions

(844) 432-7824
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Completion Bits

Welcome to our “Xtend” Series Product Line for Completion Bits.



Black Diamond offers a variety of sizes and types in our Xtend Series product line for completion style drill bits. We can also custom design and manufacture to your specific needs.

Available Sizes and Types

Bit Size 408 411 511 513
2-7/8 X      
3-1/2 X      
3-3/4 X X    
4-1/8 X X X  
4-1/2 X X X  
4-3/4 X X X X