Superbolt Multi-Jackbolt Tensioner

About the Superbolt Multi-Jackbolt Tensioner

The Superbolt Multi-Jackbolt Tensioner from Superbolt is a proven solution for bolt tensioning applications across the mining sector. Multi-jackbolt mechanical tensioner for accurate and uniform bolt tightening on large-diameter bolted connections. Eliminates need for hydraulic equipment.

Engineered to Multi-Jackbolt type, M24 and above sizes, ±5% preload accuracy, this unit is built for demanding industrial duty cycles.

Tunnel Fox sources the Superbolt Superbolt Multi-Jackbolt Tensioner directly from authorised distribution channels, so every unit ships with original-equipment-manufacturer (OEM) traceability — critical for plants running ISO-certified maintenance programmes or warranty-backed asset registers.

Superbolt has a long-standing reputation for delivering reliable bolt tensioning components, and the Superbolt Multi-Jackbolt Tensioner fits naturally into greenfield builds, brownfield retrofits, and routine replacement cycles. Whether you need a single replacement unit for an emergency shutdown or a bulk order for a scheduled maintenance window, our procurement team will confirm availability, lead time, and landed cost in writing — usually within one business day.

For South African industrial operators, getting the right bolt tensioning component on site quickly often makes the difference between a contained downtime event and a full production outage. We hold quote-ready relationships with global Superbolt distribution partners and can ship to mine sites, processing plants, ports, and workshop addresses anywhere in the country.