Our comprehensive range of bolting includes a wide selection of metric and imperial (UNC and UNF) stainless steel hexagon setscrews. Metric setscrews are available in grades A2, A4, and A4-80 stainless steel, and imperial setscrews in A2 stainless steel. Metric A2 stainless steel diameters range from M3 to M24 and lengths from 8mm to 150mm. A4 stainless steel diameters range from M4 to M24 and lengths from 40mm to 150mm. A4-80 stainless steel diameters range from M6 to M12 and lengths from 16mm to 40mm. All metric setscrews conform to the respective DIN specification.