Bulk Heavy Hex Nuts – A563 Grade DH, Plain Finish, Coarse Thread, Made in USA – Monster B 440104 while the Zinc Yellow CR+6

while the Zinc Yellow CR+6 plating offers a protective layer against corrosion and a bright yellow finish for easy identification

Removal typically requires drilling out the anchor

manufacturing quality

050″ while preserving full thread length

High-Torque Drive: Unslotted 5/16″ A/F hex installs fast and resists cam-out

Bulk Heavy Hex Nuts – A563 Grade DH, Plain Finish, Coarse Thread, Made in USA – Monster B 440104 while the Zinc Yellow CR+6Monster Overview Fix your project right the first time with A563 Grade DH Heavy Hex Nuts from Monster Bolts. These high strength structural nuts are Made in the USA and built for demanding applications in construction, structural steel, bridges, heavy equipment, and industrial assemblies. The heavy hex profile provides a larger bearing surface and greater wrenching flats compared to standard finished hex nuts, making them ideal anywhere high clamp