Ingersoll Rand® 551SMA

We have several series of large drills to meet your construction and industrial needs. The 22 Series works best for general applications up to ⅞ inch (22mm) holes, while the 33, 44, and 551 Series are better suited for opening and closing large valves, or for drilling larger holes between 1 inch (25mm) and 3 inches (76mm).

Applications: These reversible multi-vane drills are designed for heavy drilling and reaming. The base mounted motors are designed for heavy duty applications requiring air power in the 5hp (3.75kW) range.

• Tool/Kit Tool Only
• Type Large Air Drill
• Shank Type Morse Taper
• Shank Size No. 5
• Speed 120 rpm
• Horsepower 5.6 hp
• Air Flow Rate 160 cfm (free)
• Air Pressure 90 psi
• Air Inlet 1 in NPT
• Throttle Style Reversible, Roll
• Handle Style T-handle
• Exhaust Location Side
• Minimum Hose Size 1 in
• Sound Level 100.8 / 111.8 dB

• Side Exhaust: All the Ingersoll Rand large drills come with side exhaust to keep exhaust air pointed away from you and away from your work.
• Governed Motor: No matter which Ingersoll rand large drill series you’re interested in, you can expect a governed motor that regulates air intake to keep these drills working at the peak of their power curve.