DISCONTINUED - SQUARE HEAD LAG SCREW, 1/2in FETTER THREAD x 4in LONG

The Hubbell-Chance brand of pole line construction fasteners consist of machine and carriage bolts, flat, curved square and round washers, lock washers, washer nuts, locknuts, staples and lag screws. All products are designed and manufactured per applicable electric utility and communications industry standards.

• DISCONTINUED - NON-CSA OPTION IS 508754
• Includes drive (pilot) point
• Upset shoulder maintians snug fit
• Thread length is 2-1/2"
• Galvanized per CSA G164-M
• Manufactured in compliance with Canadian CSA C83-96 specification
• Charpy level 1 impact properties with average minimum energy absorption of 20 joules when tested at -20 degrees C per ASTM A370.