【❤】 Product: M8 Bunk Bed Bolt and Barrel Nuts; 【❤】 Pitch: 1.25mm; 【❤】 Color: Black; 【❤】 Finish: Zinc; 【❤】Fix hex type: 5mm; 【❤】Material: Metal; 【❤】Used for: Universal Crib Screws, usually fit below brand crib like model 2900,storkcraft,davinci,simmons,delta ,graco,dream on me,ikea,barcelona,madison,sorelle,sleigh,serta,million dollar,pjkids,porta,jenny lind,chablis,berkley,oxford. 【❤】Used for: bed, table, chair, crib, or workbench, boards, cabinets, cupboards, other furniture Connecting bolts usually have M4 M5 M6 and M8 sizes, M4 M5 commonly used for binding leather and stationary notebook. As for M6 or M8, they often are applied to connecting furnitures.