Benchmade 591BK Boost Knife


We have run out of stock for this item.

The 591 is the newest member of the Boost Family and carries the same comfortable dual-durometer ergonomics. The quick action of the Axis-assist mechanism, allows for ambidextrous access to strong, CPM-3V steel, opposing bevel, blunt pry-tip blade. Meant for your pocket, at home in your tool box.


Blade Length: 3.43” [8.72cm]
Blade Thickness: 0.120” [3.06mm]
Open: 8.26” [20.99cm]
Closed: 4.83” [12.27cm]
Weight: 4.49oz [127.4g]
Handle Thickness: 0.70” [17.75mm]


Blade Edge: Plain
Blade Finish/Color: Coated
Blade Steel: CPM-3V (60-62 HRC)
Blade Style/Shape: Opposing Bevel
Clip Type: Deep-Carry
Clip Position: Reversible
Handle Material: Versaflex
MOLLE Compatible: No
Use: Every Day