Drill Pipe Subterranean Boring Inc is capable of producing 8″, 10”, 11 ¼”, and 12 7/8″ drill pipe to meet all types of drilling needs Specifications: 8” Drill pipe (+.125-0) -48”SS Long (+0-1.0″) AISI 4145 Standard Strength10” Drill Pipe (+.125-0) -60”SS Long (+0-1.0″) AISI 4145 Standard Strength10” Drill Pipe (+.125-0) -60”SS Long (+0-1.0″) AISI 4330 VMVD High Strength11 1/4 ” Drill Pipe (+.125-0) -60″SS Long (+0-1.0″) AISI 4330 VMVD High Strength12 7/8″ Drill Pipe (+.125-0) -60″SS Long (+0-1.0″) AISI 4330 VMVD High StrengthDrill Pipe Brochure