Robert A. Main & Sons, Inc. Introduction Product Overview Contact Information Pins and Pointed Wires Download our Catalog for complete information FOR THE PRECISE PINS YOU NEED... manufacture products from round wire such as: basic steel, low carbon steel, medium carbon steel, high carbon steel, tool steel, music wire, and all types of stainless steel... you with cut-off wires to close tolerances, straighten and cut wires in any length up to 30" long or longer by special request. Our wire parts are made in diameters from .020...