1)Stainless steel , AISI316 or AISI304, high polished wire grip 2)All sizes are available 3)Mainly used in ships and vessels Dear sir or madam,Our is specialized in producing stainless steel rigging hardwares,including:shackles,nuts,bolts,shackles,hooks and clips.If you need any of our products,please don't be hesitated,contact us directly.We will offer you the most competitive price and the best ...