Downloading Kolkata model contact numbers or creating a recruiter profile using Modelfactory.in. However, I can provide some general information on these topics.

If you're interested in recruiting models in Kolkata using Modelfactory.in, here are some steps you can take:

1. Create a recruiter profile: To get started, you'll need to create a recruiter profile on Modelfactory.in. This will allow you to access their database of models and connect with them for potential job opportunities.

2. Search for models: Once your profile is set up, you can browse the database of models on Modelfactory.in to find candidates that fit your criteria. You can filter by criteria such as age, height, weight, and experience.

3. Contact models: Once you've identified potential candidates, you can use Modelfactory.in to send messages and connect with them directly. You can discuss job opportunities, ask for additional information or photographs, and negotiate rates.

4. Follow industry best practices: As a recruiter, it's important to follow industry best practices and to approach people in a professional and respectful manner. Ensure that you are working with legitimate modeling agencies and that you're adhering to industry standards.

Regarding downloading Kolkata model contact numbers through Modelfactory.in, it's important to remember that personal information such as contact numbers should be treated with respect and privacy. Modelfactory.in may have contact information for their models available on their website or in their database, but it's important to use this information in a professional and respectful manner and to obtain consent from the models before sharing their contact information with others.

In summary, creating a recruiter profile on Modelfactory.in, searching for models, contacting them directly, and following industry best practices are all important steps to take when recruiting models in Kolkata.