The Benchmade 4170BK Auto Fact is a modern take on the classic stiletto, blending Italian design with tactical EDC performance. Its 3.65″ CPM-S90V blade features a black Diamond-Like Carbon (DLC) coating for superior edge retention, corrosion resistance, and piercing capability. The aerospace aluminum handle with carbon fiber inlays provides lightweight durability and a secure grip. Equipped with Benchmade’s Auto AXIS mechanism, ambidextrous operation, and sleek styling, this knife is ideal for enthusiasts and collectors seeking both form and function.
-
3.65″ DLC-coated CPM-S90V stiletto blade for sharpness and durability
-
Aerospace aluminum handle with carbon fiber inlays for strength and lightness
-
Auto AXIS mechanism, ambidextrous design, and sleek tactical EDC styling
Specifications
| Product Type | Automatic |
|---|---|
| Brand | Benchmade |
| Product Name | Auto Fact |
| Model # | 4170BK |
| Overall Length (in) | 8.74 |
| Closed Length (in) | 4.80 |
| Blade Length (in) | 3.95 |
| Blade Thickness (in) | 0.11 |
| Blade Material | CPM-S90V |
| Blade Hardness (HRC) | 59-61 |
| Blade Style | Spear Point |
| Blade Edge | Plain |
| Blade Grind | Flat |
| Blade Finish | Black |
| Handle Material | Aluminum / Carbon Fiber |
| Handle Finish | Aluminum / Carbon Fiber |
| Handle Thickness (in) | 0.51 |
| Clip Position | Reversible Tip-Up |
| Lock Type | Axis Lock |
| Weight (oz) | 3.11 |
| Origin | USA |
| Blade Range | 3.5-3.99 |




Reviews
There are no reviews yet.