Detailed Product Description thanks so much you visit our products of our staples,this is the details of this staples:it is made of galvanized steel wire.crown:11.3mmwidth:1.60mmthickness:1.40mmwire gauge:16GAand ous size is similar :FASCO SENCO BEA PREBENA OMER BOSTITCHThis size is similar :PREBENA:Z FASCO:B7 DUOFAST: 7600 about the length we can make as you need.thanks a lot.