Insaga Multi-Purpose Ground Anchors Screw in, Fully Welded Shed Anchor Kit, 30 Earth Anchor, Mobile Home Anchors for Trampoline, Swing Set, Carport and More, Set of 2Insaga Ground Anchor is made of high quality steel with chrome plated surface, wide helix with round edge for easy drilling into the ground and safe use, and long enough to go deep int..