About this item ✅ 280-PCS FLANGE BOLTS & NUTS ASSORTMENT: This kit includes 140 serrated hex cap flange bolts and 140 matching flange nuts (M5, M6, M8: bolts 8-40mm, nuts: M5, M6, M8) ✅ 10.9 GRADE HIGH-STRENGTH ALLOY STEEL: Flanged hex head bolts with flange nuts achieve high tensile strength & high yield strength, ensuring reliability for demanding loads ✅ CORROSION-RESISTANT BLACK OXIDE FINISH: These black oxide flange bolts and nuts offer excellent rust protection for durability in harsh or outdoor environments ✅ VIBRATION-RESISTANT SERRATED FLANGE DESIGN: Serrated hex cap flange hex bolts and nuts lock securely under vibration, ideal for automotive, machinery, and industrial equipment applications ✅ HEAVY-DUTY COMPARTMENTALIZED STORAGE CASE: This assorted hex bolts and nuts set comes organized in a rugged, reusable plastic toolbox for easy access and portability Overview Material: Alloy Steel Exterior Finish: Black Oxide Manufacturer Grade: Class 10.9 Head Style: Flanged Hex Color: Black
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