Made in blender. Knife with folding blade. Mesh is 100% triangulated. Mesh contains 7208 triangles.
No complex blender materials used (only pbr textures) so you can get same render results in other renderers easily. I used 2K pbr textures.
Textures included:
foldingKnife_BaseColor.png 2048x2048 foldingKnife_Metallic.png 2048x2048 foldingKnife_Normal.png 2048x2048 foldingKnife_Roughness.png 2048x2048