Bolter heads

Timberock bolting head retrofits

Designed with flexible and durable materials to enhance your hard rock drilling operation.

Multi-carrier function means increased productivity as the bolter heads are set up for a variety of bolts.

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Seamless retrofits no matter the original manufacturer

Timberock bolting heads offer seamless retrofit from any drill manufacturer. Bolter systems incorporate two independent feed systems mounted on a rotational indexing system and a carousel for quick loading of up to nine bolts, including all four major bolt types.

Bolt carousel holds up to nine bolts for quick loading — all four major bolt types
Patented screen handler facilitates ease of installation
Polyurethane-casted components decrease unit weight

Features and benefits

Indexing system

Bolter heads incorporate two independent feed systems mounted on a rotational indexing system. Enables convenient and precise line-up of rock bolts with drilled holes.

Flexible bolt centralizer

Enables the centralizer to flex out of the way of the bolt driver. Built with pliable, yet durable, materials designed to enhance your hard rock drilling operation.

Patented screen handler

Direct mounting to the bolter stinger tube enables operators to hang screen material from the protection of the machine’s enclosed cabin or canopy.

Hydraulic centralizer

Patented, flexible bolt centralizer is designed for increased drilling productivity. Facilitates longer drill depth or drill steel extensions.

Bolt carousel

Available option for quick loading of up to nine bolts, including all four major bolt types. Hydraulically operated from the unit, enhancing bolting cycle efficiency.

Independent feeds

Help operators get into narrow and awkward spaces. Lightweight aluminum components are also durable and cost-effective.

Key features of a Timberock bolting head retrofit

Video series

Episode 1: Feeds

Jameson Evans, Product Support Specialist, takes you through the all-important feeds, highlighting the benefits of the dual, independent feed design of the TR-21, the innovative and adjustable wear strips, and more.

Episode 2: Pulley and cable system

Jameson Evans, Product Support Specialist, shows you how important the pully and cable system is to performance and longevity. Discover a unique and innovative design that can help deliver bolter maintenance and longevity benefits to your underground hard rock mining operation.

Episode 3: Drill mounts and cables

Discover how an intelligent and unique design manufactured with durable aluminum alloy and enhanced with adjustable wear piece holders reduces weight and helps minimize corrosion.

Episode 4: Hose management

Jameson Evans, Product Support Specialist, demonstrates how a smart hose management system design can help you minimize downtime and maximize uptime.

Episode 5: Indexing protection

A common operator error can result in the driver contacting the carousel and causing costly damage to your machine, along with productivity-sapping downtime for your underground hard rock operation. See how unique indexing protection features can help avoid this costly mishap.

Episode 6: Flexible bolt centralizers

Jameson Evans, Product Support Specialist, demonstrates how the flexible and unique design of the TR-21 bolt centralizer works and offers some significant advantages to underground hard rock mining operations. This innovative component has no moving parts, which can help reduce operating costs and downtime.

Episode 7: Bolt carousel

Versatility and the ability to change out different bolts quickly and easily during the bolting process are vital to efficiency and productivity in underground hard rock mining. See how simple and fast it is to change between two different bolt size options on the nine-bolt carousel of the TR-21.

Episode 8: Indexing system

In this video, Jameson Evans, Product Support Specialist, demonstrates the features of the TR-21 indexing system. Explore how the unique features of this system make it easy to perform maintenance and repairs, helping your underground hard rock operation maximize uptime.

Episode 9: C-frame

A common issue for underground hard rock bolting heads is C-frame cracks after extended service. See how the design of the all-important C-frame can help your underground hard rock operation minimize downtime from C-frame failure.

Episode 10: Hydraulic control manifold

The innovative design of the hydraulic control manifold allows for two independent feeds, an indexing lock safety function and control of several options. See how this innovation can enhance bolting operations for your underground hard rock mine.

Episode 11: Integrated screen handler

Jameson Evans, Product Support Specialist, demonstrates how the stinger cylinder and optional screen handler work. See how the intelligent design of the integrated screen handler inside the cylinder offers exceptional visibility and performance when installing protective screens.