Construction Equipment Solutions
1064 Salk Road, Unit #13
Pickering, Ontario ~ L1W 4B5
Pickering, ON
Tel: (905) 420-2243  ~  Fax: (905) 420-9655

Sullair Rock Drills

Specifications, Weights and Dimensions -- MRD-55 Rock Drill
Net Weight 56 lbs.
Length 23 3/4"
Bore and Stroke 9 2 5/8" x 2 11/16"
Blows per Minute 1650
Air Consumption 95 cfm
Air Inlet 3/4" NPT
Shipping Weight 60 lbs.
Chuck Size 1" HX x 4 1/4"
7/8" HX x 4 1/4"

Specifications subject to change without notice.


Rubber Handle Grips Reduce vibration, lessening operator fatigue.
One Control for Drilling and Blowing The single throttle lever controls all tool functions from off, to blowing only, to progressive drilling speeds.
Adjustable Throttle Control Allows variable speed control for maximum drilling production.
Continuous Hole Cleaning Blowing air is directed through the drill rod at all drilling speeds to clear debris from the hole.
Reversible Rotation Pawls Lengthens life for increased productivity.
Replaceable Chuck Bushing, Piston Cushion Bushing, and Rifle Nut Ease of replacement extends tool life.
Front Exhaust Cleaner operating conditions.
90-Day Parts Warranty This Sullair warranty covers all tool parts against manufacturing defects.
Wet or Dry Optional "Wet Kit" available for dustless drilling.