Atlas Copco Products

QL200 Quantum Leap Hammer

Atlas Copco Rock Drilling Tools - Secoroc Down the Hole Equipment

Strong Performance and Affordability

Our Quantum Leap product line is available for those seeking a good balance between strong performance and cost. This product line was the drilling industry's first hybrid combination of valve and valveless air cycle down-hole drills. Setting many industry benchmarks, the Quantum Leap line continues to offer good value.

QL200 General Specifications:

	Standard		Special
	English	Metric	English	Metric
Standard drill pipe connection (see options)	8-5/8 API reg pin		8-5/8 API reg pin
Outside diameter (inch & mm)	15.6	396	15.6	396
Length w/o bit shoulder to shoulder (inch & mm)	65.8	1,670	72.1	1,831
Length with bit extended (inch & mm)	75.3	1,911	83.5	2,120
Length with bit retracted (inch & mm)	73.3	1,861	81.5	2,069
Weight w/o bit (lb & kg)	2,579	1,172	2,983	1,356
Backhead across flats (inch)	Special Wrench/Tongs Required
Minimum bit size (inch & mm)	17.5	444	28.0	711
Maximum bit size (inch & mm)	26.0	660	36.0	914
Bore (inch & mm)	12.25	311	12.25	311
Piston weight (lb & kg)	610	277	610	277
Stroke (inch & mm)	4.0	102	4.0	102
Maximum pressure differential (psig & bar)	250	17	250	17
Maximum choke diameter (inch & mm)	0.88	22.3	0.88	22.3
Make-up torque (ft-lb. & N-m)	18,000	24,372	18,000	24,372
Shank style	QL200		QL200

 

Air Consumption:

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