*- Threaded ground rod driving point for use only with internally threaded ground rods Material - Steel For Use With - SSR20 Internally Threaded Ground Rod Length (L) - 54 mm Diameter (Ø) - 19 mm Thread Size (TS) - M10 Certifications - Qualifoudre Standard Packaging Quantity - 5 pc UPC - 78285687921 EAN-13 - 8711893020052