... is adjustable 3ISO9001:2000 ,competitive price hook bolt nut show time:notice:one buyer one design,satisfy ... fastenFeature steel rebar with ringAdvantageno waste electric energylarge grip strengtheasy to installmake pressure balancedsmooth surface long service lifeversatilityMarketSouth ... and production, the products such as eye bolt ,eye nut ,strain /suspension clamp ,shackle ,U bolt ,joint , ...