This is the We Knife Culex in Damascus blade, smooth opening and durable.
Model Number: WE21026B-DS1
Model Name: Culex
Overall Length: 7.11" / 180.6mm
Width: 1.27" / 32.3mm
Overall Height(Include Clip): 0.72" / 18.4mm
Blade Length: 2.97" / 75.5mm
Closed Length: 4.14" / 105.1mm
Blade Thickness: 0.13" / 3.2mm
Handle Thickness: 0.48" / 12.2mm
Weight: 3.9oz / 110.5g
Blade Material: Damasteel (Heimskringla)
Blade Hardness: 59-61HRC
Blade Grind: Flat
Blade Finish: /
Handle Material: 6AL4V Titanium
Handle Color/Finish: Bronze/Black
Pocket Clip: Tip-Up, L/R
Clip Material: 6AL4V Titanium
Screws Material: 6AL4V Titanium
Pivot Assembly: Caged Ceramic Ball Bearing
Locking Mechanism: Button Lock
Designer: WE KNIFE
For more details from We Knife website