J.W. Winco, Inc. now offers ISO 7379 Hardened Steel Shoulder Screws, in metric sizes.
These RoHS compliant shoulder screws are cost-saving construction components for a wide variety of different uses. They are made of blackened steel with a tensile strength of 1200 N/mm2 (strength class 12.9). Shoulder dimension is ground. Shoulder screws are offered in a range of head sizes from 6 to 24 mm diameter, threads from M5 to M20, and shoulder lengths from 10 to 100 mm.