1.Size:8mm to 46mm 2.GS,TUV certificates are available 3.Various finish are available ITEM NOChain DiaOutside LengthOutside WidthProof Test LoadBreaking Test Load WEIGHT MMMMMMKNKNKG/MBOS0728462811.7623.521.3BOS0739523114.8829.761.62BOS07411633822.5445.082.44BOS07513754531.362.723.41BOS07615875241.1682.324.52BOS07717985953.9107.85.84BOS078191106666.64133.287.27BOS079221277690.16180.329. ...