Stainless steel universal ring
The strength is about 50% higher than the DIN580 standard eye ring, no direction of use
Pentagonal design - distinctly different from DIN580 eye ring
360° rotation, adjustable to the direction of stretching
4 times safety factor
The lifting ring and bolt material is: 1.4462, double alloy (in seawater and high depth chloride ion environment)   Long-term stability)
100% electromagnetic crack detection
Hex head bolt
Manually tighten with a hex wrench; do not use an afterburner