280PCS Countersunk Finish Washers Assortment, 7 Sizes SS

Professional 304 Stainless Steel Countersunk Washer Kit (280-Piece)This complete 280-piece countersunk washer set offers reliable fastening solutions for professional and DIY projects. Made from corrosion-resistant 304 stainless steel, these precision-engineered cup washers distribute load evenly while creating smooth, flush surface finishes. The assortment provides lasting performance for various applications with quality stainless steel fasteners.Material: 304 Stainless SteelFinish: Natural SilverTotal Pieces: 280Size Breakdown:#4 × 70 washers#6 × 60 washers#8 × 50 washers#10 × 40 washers#12 × 30 washers#14 × 20 washers#16 × 10 washersKey FeaturesOrganized Storage: Divided transparent case keeps sizes separated and accessibleCorrosion Resistant: Suitable for high-moisture indoor/outdoor environmentsSmooth Edges: Machined finish prevents damage to materials during installationPrecision Design: Countersunk profile allows screw heads to sit flush with surfacesEven Load Distribution: Reduces material stress and provides professional appearanceBurr-Free Construction: Ensures smooth installation without fastener damageApplicationsIndustrial: Machinery, hydraulic systems, valve assembliesConstruction: Electrical enclosures, structural fastening, plumbing fixturesAutomotive: Vehicle trim, engine components, brake systemsDIY Projects: Furniture assembly, 3D printing equipment, custom craftsMarine: Equipment requiring corrosion-resistant hardwareUsage & MaintenanceSelect appropriate washer size for your screw diameterEnsure countersunk angle matches your fastenerPlace between screw head and material surfaceTighten gradually to avoid over-compressionClean with mild detergent in corrosive environmentsStore in dry conditions and inspect after high-torque useThis comprehensive washer kit combines durability with practical organization, making it an essential addition to any workshop or job site.

• Complete 7-Size Washer Assortment: This 280-piece set includes #4, #6, #8, #10, #12, #14, and #16 countersunk washers - covering the most commonly used screw sizes. All washers are neatly organized in a transparent storage case with dividers, making selection quick and keeping your workspace tidy.
• Proper Installation Guidance: Select the correct washer size for your screw to ensure proper fit between the screw head and mounting surface. These stainless steel washers not only provide secure fastening but also protect surrounding materials from scratches and damage during installation.
• 304 Stainless Steel Durability: Manufactured from grade 304 stainless steel, these washers offer excellent rust, oxidation, and corrosion resistance, making them suitable for long-term use even in harsh environments.
• Multi-Industry Applications: Ideal for industrial machinery, 3D printing equipment, robotics, and pneumatic systems. Equally suitable for construction, plumbing, electrical work, automotive repair, and DIY projects. These washers provide reliable performance across marine, petrochemical, and communication infrastructure applications.
• Professional Flush-Mount Design: Engineered with precision countersunk profiles that evenly distribute load pressure from bolts and screws. This creates a smooth, flat surface finish while providing vibration-resistant fastening essential for professional results in both structural and decorative applications.