Heavy-Duty 3/8-16 Grade 8 Hex Bolts 1-1/2 Inch With 10 Hardened Flat Washers And Nylon Lock Nuts Vibration-Resistant SAE J429 Fasteners For Tough Projects
This complete fastener kit provides Grade 8 hex bolts, hardened washers, and nylon locking nuts in a single pack. Ideal for rugged automotive, trailer, machinery, and structural projects where reliable clamping and vibration resistance are critical.
✅ 3/8"-16 UNC Grade 8 hex bolts, 9.53 mm dia, 1-1/2" long (38.1 mm)
✅ Hardened flat washers included for load distribution
✅ Nylon locking nuts prevent loosening under torque
✅ 10-pack kit keeps parts organized and ready for projects
💡 What is a heavy-duty 3/8-16 Grade 8 bolt kit used for in rugged assemblies? This handy kit helps secure heavy parts and keep joints tight in vibration-prone environments. - Handy for automotive repairs and trailer builds - Great for machinery and structural projects requiring strong, lasting clamps - Includes Grade 8 bolts, hardened washers, and nylon lock nuts for reliable, long-term performance
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