Products & Applications

  Roof Bolters for Coal

  • Model HDDR & CHDDR

    Greater flexibility for your high-seam operation. Heavy-duty boom extends over rubble and loose bottom. Operates in seam heights from 6' to 17'. Booms swing from 4' to 20' to allow several installations from one chassis position. Mast tilts for vertical, angle or horizontal drilling. Walk-thru chassis. Optional material handling system.

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  • Model HDR & CHDR

    Fletcher Model HDR is a general-purpose utility bolter especially suited for bolting in overcasts and falls that require bolting in heights over 8', up to 14'. Single boom lifts, swings and sumps for multiple installations from each chassis set-up. Operator platform has rib protection tubes. Can also be crawler mounted.

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  • Model AR-D & AR-D/E

    Diesel/electric, self propelled, single boom roof control drill. Boom designed for manual drilling and bolt insertion up to 23’.

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  • Passby Bolter

    Self propelled, mast feed, single head roof control drill. Drill mast mounted on lifting platform. Allows for difficult maneuvering so that roof bolts can be installed after the cutting process.

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  • Model DDR & CDDR

    Lowest dual head bolter that allows both angle and vertical drilling. Capable of installing rib & truss bolts, these machines are a must for mains and gateroad development. Available with rubber tire (DDR) or crawler (CDDR) tram system.

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  • Roof Ranger I

    Versatile single-head bolter for full production duty or spot bolting in limited seam heights. Compact design for maneuverability.

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  • Roof Ranger II

    Dual-head workhorse for seam heights of 48" - 96" (1.2m - 2.4m). Offset booms drill near rib while allowing a wider operator exit way toward rear of machine. Rugged ATRS usually eliminates the need to set temporary posts and jacks. Designed to install a full row of support from one chassis position.

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  • Low-Profile Roof Ranger II

    Low version of Fletcher's RR-II, with machine height as low as 25" (.635m). Wide boom swing allows multiple bolt installations from one chassis position. Short operating length allows bolting the first row of an intersection from one set-up. Independent front and rear lift for easy tramming on uneven bottom.

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  • Model LTDO

    Single-head bolter designed for reliability in low or medium seam heights. Available in machine heights of 25" (.635m) or 33" (.838m). Boom swings and sumps after ATRS is positioned for pinpoint bolting.

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