Description 120 Pcs/Box M3 Stainless Steel Screw Nut Brass Column Kit Specification: M3: (120pcs in total) Material: brass Color: yellow Box size: 12.9 x 6.7 x 2.2cm/5.08″ x 2.64″ x 0.87″ Package list: Through: M3, 6mm, 10pcs Through: M3, 10mm, 10pcs Through: M3, 15mm, 10pcs Through: M3, 20mm, 10pcs Copper pillar: M3, 6mm 6mm, 10pcs Copper pillar: M3, 10mm 6mm, 10pcs Copper pillar: M3, 15mm 6mm, 10pcs Copper pillar: M3, 20mm 6mm, 10pcs Nut: M3, 20pcs Screw: M3 x 6mm, 20pcs 1 * 120 pcs/box M3 stainless steel screw nut brass column combination