Socket head cap screws Material: stainles steel 304 (A2-70) - 2-56 UNC lenght 15 mm pcs. 200 - 2-56 UNC lenght 20 mm pcs. 200 - 8-32 UNC lenght 10 mm pcs. 200 - 8-32 UNC lenght 20 mm pcs. 200 - 8-32 UNC lenght 30 mm pcs. 200 - 8-32 UNC lenght 40 mm pcs. 200 - 4-40UNC lenght 10 mm pcs. 200 - 4-40UNC lenght 20 mm pcs. 200 - 4-40UNC lenght 30 mm pcs. 200 - 4-40UNC lenght 40 mm pcs. 200 - 1/4 -20 UNC lenght 20 mm pcs. 200 - 1/4 -20 UNC lenght 30 mm pcs. 200 - 1/4 -20 UNC lenght 40 mm pcs. 200