Color Lasting:Book binding screw adopts electroplating treatment, which is not easy to fade and paint, so that the surfaces of the product is bright and clean as new
Uniform Coating:The nickel coating of the metal nail rivet studs is uniform and dense, with high hardness, and the coating can be heat treated to improve its hardness
Curved Surfaces Design:Bookbinding round flat head stud screw adopts curved surfaces design, smoother,very excellent workmanship, beautiful and durable
Excellent Workmanship:Chicago screws assortment set is made of brass material, the surfaces are flat and smoother, no burrs, excellent workmanship, sturdy and durable
90 Sets:There are a total of 90 sets of metal Chicago binding screws assorted kit, a large number to meet your use needs,and can be used for a long time