Kelly Boxes & Adapters

Heavy-duty square Kelly boxes and adapters for rotary drilling tools. Common connection sizes are 130×130, 150×150 and 200×200 mm; pin-hole layout and tool-side dimensions are made to the confirmed rig/tool interface.

Models in the supplied lineup

• 130×130 mm Kelly Box ↗
• 150×150 mm Kelly Box ↗
• 200×200 mm Kelly Box ↗
• Custom Kelly Adapter ↗

Ask us to confirm availability, dimensions, connection and compatibility before ordering.