*- For use with copper-bonded ground rods - Parts that are UL Listed are suitable for direct burial in earth or concrete Torque (TQ) - 16.9 to 33.9 N-m Material - Silicon Bronze Ground Rod Diameter, Nominal - 3/8" Ground Rod Diameter, Actual (Ø) - 9.7 mm Conductor Size - #10 Solid - #2 Stranded | 6 mm² Solid - 25 mm² Stranded Wrench Size - 3/8" Certifications - cULus | Qualifoudre Standard Packaging Quantity - 100 pc UPC - 78285630701 EAN-13 - 8711893041651