Square head machine bolt for utility pole and crossarm construction. Rated for 7,800 lbs. tensile strength. Includes one assembled square nut, cone point and 1-1/4″ thread length. Common industry slang reference is crossarm bolt or through bolt.

The Quan Pham 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.

  • Hot dip galvanized finish per ASTM A-153
  • Manufactured in compliance with industry standard ANSI/IEEE C135.1


Coating Galvanized, ASTM A-153
EU RoHS Indicator No
Material Steel
Tensile Strength 7800 lb.
Type Machine Bolts
UPC 096359075219


Diameter 0.5 in
Diameter (Fraction) 1/2 in
Length 1.50 in
Length – Threaded Area 1.25
Weight 0.17 lb

Certifications and Compliance

RUS Listed Reference c – Bolt, machine


Pallet Quantity 12000