Protect your bolt nuts from weather conditions and abrasion with these Bolt Nut Protection Caps. Made of durable plastic, these hexagonal caps come in various sizes from M5 to M14 and are resistant to UV radiation. The caps are perfect for protecting hex bolts, and they come in packs of 50, 80, 100, 200, 300, and 500 for your convenience. ZWHF is a trusted brand in the fasteners and hardware industry, and these Bolt Nut Protection Caps are no exception. They are easy to install using a hex-key drive style and come in a range of thread sizes from 8mm to 46mm. Made in China, these caps are the perfect addition to your business and industrial needs.