Heavy hex nuts are larger and thicker than Regular/Standard hex nuts. Heavy Hex Nuts are typically used for large diameter and high strength anchor
3/4-10 Heavy Hex Nut 18-8 Stainless Steel
Hard-to-Find Fastener 014973455354 Heavy Hex Nuts (3 Piece), 7/8-9
ASTM A563-C Heavy Hex Nuts - Precision Bolts
A194 2H, Unc Heavy Hex Nuts – Gasket Factory
Hexagonal Hot Dip Galvanized Heavy Hex Nuts, 100 at Rs 120/kg
Astm A194 Grade 8S Heavy Hex Nuts
Disc-Lock™ Heavy Hex Nuts On Sherex Fastening Solutions, LLC
1-8 Heavy Hex Nuts, 100CNHH3
Heavy Hex Nuts
Heavy Hex Nuts (Anchor Bolt)