192Pcs M2 M3 M4 M5 M6 Solid Brass Phillips Pan Head Screws Bolts Nuts Assortment Kit, Meterial: Solid Brass, The length of the bolt is not including the head, The assortments contain the following sizes: M2x4mm(6pcs), M2x6mm(6pcs), M2x8mm(6pcs), M2x10mm(6pcs), M3x6mm(6pcs), M3x8mm(6pcs), M3x10mm(6pcs), M3x12mm(6pcs), M4x8mm(4pcs), M4x10mm(4pcs), M4x12mm(4pcs), M4x16mm(4pcs), M5x10mm(4pcs), M5x12mm(4pcs), M5x16mm(4pcs), M5x20mm(4pcs), M6x12mm(4pcs), M6x16mm(4pcs), M6x20mm(4pcs), M6x25mm(4pcs). Nuts: M2(24pcs), M3(24pcs), M4(16pcs), M5(16pcs), M6(16pcs).