Fastenal

Fastenal is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Building Materials & Supplies
• Fasteners Industrial & Construction

North American Industry Classification System (NAICS) Categories:

• Industrial Supplies Merchant Wholesalers > Couplings, Cylinders & Fasteners > Fasteners
• Other Building Material Dealers

Standard Industry Classification (SIC) Categories:

• Industrial Supplies > Couplings, Cylinders & Fasteners > Fasteners
• Lumber & Other Building Materials