In archive:
3ds Max 2015 (corona)
3ds Max 2015 (vray)
obj-mtl
Maps
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Render: Corona 6 - V-Ray 3.2
Unwrap: Yes
polys: 72,173
verts: 73,485
Unit: Centimeter
Sink dimensions:
76 * 45
44 * 44
20 * 37
4 different materials for faucets & soap dispenser
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Link to original product:
https://omoikiri.com/product/omi-76-u-i?attribute_pa_color=in 
https://omoikiri.com/product/omi-44-u-i-quadro?attribute_pa_color=in 
https://omoikiri.com/product/omi-20-u?attribute_pa_color=in