LUKAISEN 271PCS M4 Screws and Nuts Assortment Kit, 304 Stainless Steel Socket Head Cap Bolts with Flat Washers & Wrench, Metric Fastener Set for Machinery, Brackets & Auto Repair, M4 x 6mm-30mm
RELIABLE 3-IN-1 FASTENING COMBO: Eliminate the frustration of mismatched hardware. This 271pcs M4 kit provides 90 complete sets of screws, hex nuts, and 9mm flat washers. The 1:1:1 matching ratio ensures that every bolt has its perfect partner, making it ideal for structural reinforcements and mechanical assembly.MARINE-GRADE 304 STAINLESS STEEL: Forged from premium 304 stainless steel, these M4 fasteners offer superior toughness and excellent corrosion resistance. Designed to handle both high-humidity indoor environments and heavy-duty outdoor tasks without compromising structural integrity.HIGH-TORQUE SOCKET HEAD DESIGN: The standard hex socket cap head allows for maximum torque application, providing a secure grip that won't strip easily. Combined with the included precision wrench, this set is perfect for tight spots in automotive interiors, furniture frames, and machine maintenance.CURATED M4 LENGTH SELECTION: Features 6 essential lengths from 6mm to 30mm. Whether you are mounting a TV bracket, repairing a coffee machine, or securing a car door panel, the M4 range provides the versatility needed for medium-duty DIY projects and repairs.DURABLE LABELED STORAGE: Housed in a transparent, impact-resistant organizer box with reinforced latches. Every compartment is clearly labeled with size specifications, ensuring your M4 hardware stays organized and accessible, even in a busy workshop or garage.