Square Shoulder Lift Subs
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Square Shoulder Lift Subs
Designed for safe tubular handling, these lift subs feature a flat, 90-degree square shoulder. They provide a robust load-bearing surface perfectly suited for conventional square-shoulder elevators during hoisting operations. MADE IN USA by M&M International, these subs meet API 7-1 specs, are available in all thread and end connection types, and can be modified to meet individual customer specifications.