Leading Suppliers Globally for Bolts and Nuts, Railway, Crossing, Square Head

Here are some of the most well-known global suppliers of bolts and nuts, railway crossings, and square head fasteners:

1. Nucor Corporation
2. Illinois Tool Works Inc.
3. Acument Global Technologies
4. Würth Group
5. Dokka Fasteners

These companies are recognized for their expertise and quality products in the fastener industry.