rigging screw jaw 1.all types 2.Stainless steel 201, 304, 316 3.Various of sizes Stainless steel Rigging screw jaw1. type: stainless steel US type, Japanese type,Korean type,European type2. material: Stainless steel 201, 304, 316 3. All sizes are available 4. surface treatment: high polished stainless steel rigging screw jaw