50pcs Black M8 Countersunk Rivet Socket Cap Connecting Bolts Cap Nuts Assortment Kit, M8 x 20mm/25mm/30mm/35mm/40mm

[#] Pitch: 1.25mm; - Color: Black; | [#] Product: Furniture Connecting Bolt and Barrel Nuts | [#] Nut thread: 8mm; - Length:17mm/0.67"(include head); | [#] Bolt size: M8x20mm/25mm/30mm/35mm/40mm; - Fix hex type: 5mm; | [#] Used for: bed, table, chair, crib, or workbench, boards, cabinets, cupboards, other furniture.