276 Pcs M4 Bolts and Set, Button Head Hex Socket Cap Screws Washers, 304 Stainless Steel Nuts Washers Assortment Kit for Machine Repair DIY, Allen Wrench Included

REINFORCED 276PCS VARIETY SET: No more rummaging through messy drawers. This complete M4 hardware set covers 6 essential lengths (6mm to 30mm) with matching nuts and washers. One box provides a total fastening solution for 3D printers and RC vehicle repairs. DURABLE 304 STAINLESS STEEL: Stop worrying about corrosion. Our M4 screw kit is made from premium 304 stainless steel, offering excellent rust resistance. Ideal for both indoor and outdoor environments, ensuring long-lasting stability. PRECISION HEX DRIVE & ANTI-STRIP: Tired of rounded-off bolt heads? Our internal hex drive is precision-engineered for a snug fit with the included Allen wrench. Experience high torque transfer without slipping, even during repetitive assembly and disassembly. SMOOTH BUTTON HEAD DESIGN: The low-profile button head provides a clean, aesthetic finish with no sharp edges. These cap screws are perfect for furniture assembly or protective casings where safety and a professional look are top priorities. SECURE BOX WITH CLEAR LABELS: Our upgraded storage case features a latch to prevent accidental spills. Each compartment is clearly labeled with dimensions, allowing you to identify the M4*20 or M4*8 instantly, saving you time during critical project moments.