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Secoroc Duralloy™ Sub adaptors are used when adapting from one thread to another (drill pipe to drill bit); when coupling drill pipes having the same connections on both ends; or as thread savers. Rotary subs are manufactured from various application-specific, premium quality alloy steels. They are available in various sizes and all required threaded connections.
• Bottom or bit subs
• Top or spindle subs
• Thread saver subs
• Crossover or adaptor subs
• Breakout wrench flats/slots to suit drill model • Post heat-treated alloy steel • Hardfacing or hardbanding wear protection • Low torque thread options • Neck down outside diameter
Rotary product catalogues and brochures
Safety movie