Purchase Qty. Reference FOB Price
1,000-1,499 Pieces US$42.45
1,500-9,999 Pieces US$41.55
10,000-19,999 Pieces US$40.65
20,000+ Pieces US$39.80
Product Description
Product Description Square Helical Pile Name Square Tubular Shaft Helical Screw for Mailbox Foundation Shaft material 40Cr(ASTM A5140) or 45#(ASTM 1045) steel Plate material ASTM A36 hot rolled plate Corrosion protection ASTM A153 hot dipped zinc coating Helical lead length ...