Goods Name:Through Bolt (Wedge Anchor)Brand Name:LLSize:M6-M241/4", 5/16", 3/8", 1/2"Raw material:SS304, SS316Marking:304, 316Real raw material from China reputable iron-steel factory, The good quality is guaranteed well.Origin:Shanghai, ChinaDelivery time:15-20days as soon as order confirmedRemark:*Not require precise hole depth or hole cleaning out.*Anchor can be hammered the surface of the concrete when no longer needed.*The one piece clip is formed around Anchor, assuring full expansion for dependable, superior holding power. Expanding clip will not fall off or twist in the hole.*The test values were obtained using 200-250kgs/cm2 concrete. Safe working load are guranteed.Send your message to this supplier