B BOLTTE

Request a manual quote

Upload your drawings and tell us what you need. Our team will review the project and reply by email with pricing and delivery time.

🔒 Private source-file storage

Contact & project details

Only your business email, verification code and drawing files are required.

Only email is required

Upload drawings

Required · up to 10 files

Verify & submit

Email code · 10 minutes

The code expires in 10 minutes.

Private OSS bucket
No public file listing
RFQ number in every folder
Random protected directory
5-minute upload signature
No long-term key in browser
50 MB per file
Maximum 10 files