Working weight

1,780 lb

810 kg

Recommended Carrier Weight Range (3rd member)

13,000 - 31,000 lb

6 - 14 metric tons

K-7JR demolition shears are suited for skid steers, backhoes, and mini excavators within the recommended carrier weight ranges listed in the specifications below.  Or visit the Attachment Wizard to see which NPK demolition shear (or other attachment) is best suited for your carrier!




Visit and subscribe to NPK's YouTube channel for videos of demolition shears in action!   

Visit NPK's photo website for searchable demolition shear photo galleries!

Visit the Demolition Shear Publications page for sales brochures and instruction manuals.


If you would like a hard copy of the instruction manual, please contact the Sales department at 440-232-7900 or by email at sales@npkce.com.


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Recommended Carrier Weight Range (2nd member) 9,000 - 15,500 lb 4 - 7 metric tons
Recommended Carrier Weight Range (Skidsteer)
Maximum Jaw Opening 20.9 in 532 mm
Maximum Jaw Depth 21.0 in 534 mm
Oil Flow 13 - 34 gpm 50 - 130 lpm
Operating Pressure 3,045 psi 210 bar
Maximum Cut/Pierce Force 290,000 lbf 1,290 kN
Cutting Capacity Round Bar (Mild Steel, Single Pass)
Cutting Capacity Flat Plate (Mild Steel, Single Pass)
Cycle Time (Sec) 1.3 close / 0.7 open