The Benchmade 5700SGY-1 Presidio II is an automatic folding knife that pairs muted, rugged good looks with one of the toughest builds in the Benchmade lineup. The 3.72 inch drop point blade is ground from CPM-M4, a tool steel prized for edge retention and toughness, finished in grey with a partially serrated edge. Solid aluminum handles in Burnt Bronze complete a knife built to be used hard.
This is a seasoned veteran of the tactical folder line, refined one step further rather than reinvented. Nothing about it is delicate.
What the Benchmade 5700SGY-1 Presidio II Is Built To Do
The Presidio II earned its reputation as one of the most durable automatics available, shrugging off the daily abuse that folds lesser knives. Thick stock, solid aluminum scales, and Benchmade’s proven Auto-AXIS mechanism add up to a knife that keeps working long after a lighter folder would be rattling. If your knife takes real punishment, this is the platform.
The intended owner is the trades professional, the first responder, and the outdoorsman who needs a fast opening knife that will not quit. It also suits anyone who has broken a folder and decided never again. The Benchmade 5700SGY-1 Presidio II is a buy once knife in the truest sense.
Key Features
- CPM-M4 tool steel blade prized for both edge retention and toughness
- 3.72 inch drop point blade in grey with a partially serrated edge
- Auto-AXIS mechanism that launches the blade in a flash from either side of the handle
- True ambidextrous deployment for primary or off hand use
- Solid aluminum handles in a muted Burnt Bronze finish
- Built to a durability standard that has kept this model in the lineup for years
Specifications and Field Consequences
CPM-M4 is a powdered tool steel rather than a stainless, which is exactly why it makes this list. Tool steels trade some corrosion resistance for toughness and edge holding, so the blade takes hard lateral loads and impact without chipping the way a very hard stainless might. Keep it oiled and it rewards you with an edge that simply does not quit.
The partially serrated edge is a practical choice for a working knife. The plain portion handles clean slicing and detail work, while the serrations saw through rope, webbing, and seatbelt material long after a plain edge slows down. If you cut fibrous material for a living, that combination earns its keep every day.
Benchmade’s renowned Auto-AXIS mechanism launches the blade in a flash and can be triggered from either side of the handle, giving true ambidextrous deployment whether the knife rides on your primary side or serves in an off hand support role. Solid aluminum handles anchor the whole assembly and give the knife a reassuring density in the hand.
Legality, Handling, and Maintenance
Check your state and local laws on automatic knives before ordering the Benchmade 5700SGY-1 Presidio II, then carry it with confidence. Rules on possession, carry, and blade length vary considerably by jurisdiction, and knowing them is your responsibility. It is a quick search that saves a lot of trouble.
Because CPM-M4 is not stainless, maintenance matters more here than on a stainless blade. Wipe the blade dry after use, keep a light film of oil on it, and pay attention after cutting anything wet or acidic. A little care prevents the surface rust that tool steels are prone to.
Keep the pivot and the Auto-AXIS mechanism clean and lightly lubricated so the action stays fast. Sharpen the plain portion on diamond or ceramic abrasives and use a tapered rod for the serrations. Pouches, lights, and bags to complete your kit are in our Apparel and Gear collection.
For a tough, fast, no nonsense automatic, Benchmade has kept this one in the catalog for good reason. Ships direct to your door, no FFL required.









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