Sleeve Anchor: 1)high hardness ; 2)convenient installation; 3)force uniform. Sleeve Anchor:1) surface treatment : yellow zinc plating and white zinc plating;2) normal size from M5-M20 ,also customized according to requirement of customer ;3) with material of iron , carbon steel , stainless steel;specification and parameters as below: Order CodeThread SizeBold SizeSleeve SizeWeight (kgs per ...