Overtapped HDG Square Nuts for Utility and Industrial Applications

HDG overtapped square nuts comply with DIN555 and ASTM A563. Hot dip galvanized for long outdoor anti-rust performance, internal threads are oversized tapped to fit HDG bolts smoothly without jamming. Square shape locks in metal channels to prevent spinning. Widely used for utility poles, farm machinery and timber construction, packed moisture-proof for sea shipment.