Product Details:Color: SilverMaterial: Stainless steel 304Package Content: 386pcs x Button Hex Socket Cap Screw Bolt and Nut Assortment Kit Button Hex Socket Cap Screw: 20pcs x M4-0.7x5mm, 20pcs x M4-0.7x6mm, 20pcs x M4-0.7x8mm, 20pcs x M4-0.7x10mm, 20pcs x M4-0.7x12mm, 15pcs x M4-0.7x16mm, 15pcs x M4-0.7x20mm, 102pcs x Spring Washers, 102pcs x Flat Washers, 52pcs x Hex NutMaterial - Constructed with carbon steel material with black oxide treatment, these button hex socket cap screws bolts nuts assortment kit of stronger durability, have a bright appearance, are not easier to deform or corrode and have a long service life than other surface finishes.
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