Working weight

800 lbs

363 kg

Recommended Carrier Weight Range (3rd member)

3.5 - 7.5 US tons

K3JR 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!



Demolition Shear Operation Videos  Demolition Shear Photo Galleries  Demolition Shear Publications

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 800-225-4379 or by email at sales@npkce.com.


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Recommended Carrier Weight Range (2nd member) 2.5 - 4 US tons
Recommended Carrier Weight range (Skidsteer) 5,000 lbs
Maximum Jaw Opening 13.4 in 340 mm
Maximum Jaw Depth 8.7 in 220 mm
Maximum Reach 46.7 in 1,185 mm
Oil Flow 8 - 13 gpm 30 - 50 lpm
Operating Pressure 2,610 psi 180 bar
Maximum Cut/Pierce Force 80 US tons
Cutting Capacity Round Bar (Mild Steel, Single Pass) 1.5 in 38 mm
Cutting Capacity Flat Plate (Mild Steel, Single Pass) .5 in 12 mm