The collection of 6 kunai was made in Blender 4.1 

Render 1200x600 px jpeg (Cycles)

Geometry - tris/quads
Transformations has been reset and model is placed at scene origin [0, 0, 0 XYZ]. 

Dimensions, polygons/verts

- Kunai-01 length 0.27 m, width 0.03 m, height 0.01 m polygons 620 / verts 595
- Kunai-02 length 0.3 m,  width 0.03 m, height 0.01 m polygons 288 / verts 276
- Kunai-03 length 0.275 m, width 0.04 m, height 0.012 m polygons 660 / verts 663
- Kunai-04 length 0.22 m, width 0.06 m, height 0.002 m polygons 746 / verts 738
- Kunai-05 length 0.27 m, width 0.04 m, height 0.01 m polygons 965 / verts 947
- Kunai-06 length 0.3 m, width 0.1 m, height 0.08 m polygons 624 / verts 633

Textures PBR metal-rough 2048x2048 png 
- base color
- roughness
- heigh
- normal
- metallic

Formats:
- blend 
- fbx 
- obj