1.Size:all kinds of 2.Material:stainless steel,carbon,etc. 3.Good in quality and competitive in ... . Specification:Product Name:long carriage bolts Brand name:HD Material:stainless steel,carbon,etc. Specification:as the customers' requirements Standard:non ... , Length, Grade, Quantity, then we'll quote you acompetitive price. stainless steel/carbon cross head screw