280PCS Countersunk Finish Washers Assortment, 7 Sizes SS
12 sold in last 24 hours
- 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.
Tags |
Estimated shipping
Select a product to estimate shipping.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 Steel
Finish: Natural Silver
Total Pieces: 280
Size Breakdown:
#4 × 70 washers
#6 × 60 washers
#8 × 50 washers
#10 × 40 washers
#12 × 30 washers
#14 × 20 washers
#16 × 10 washers
Key Features
Organized Storage: Divided transparent case keeps sizes separated and accessible
Corrosion Resistant: Suitable for high-moisture indoor/outdoor environments
Smooth Edges: Machined finish prevents damage to materials during installation
Precision Design: Countersunk profile allows screw heads to sit flush with surfaces
Even Load Distribution: Reduces material stress and provides professional appearance
Burr-Free Construction: Ensures smooth installation without fastener damage
Applications
Industrial: Machinery, hydraulic systems, valve assemblies
Construction: Electrical enclosures, structural fastening, plumbing fixtures
Automotive: Vehicle trim, engine components, brake systems
DIY Projects: Furniture assembly, 3D printing equipment, custom crafts
Marine: Equipment requiring corrosion-resistant hardware
Usage & Maintenance
Select appropriate washer size for your screw diameter
Ensure countersunk angle matches your fastener
Place between screw head and material surface
Tighten gradually to avoid over-compression
Clean with mild detergent in corrosive environments
Store in dry conditions and inspect after high-torque use
This comprehensive washer kit combines durability with practical organization, making it an essential addition to any workshop or job site.
| Main Specification | |
|---|---|
| Manufacturer | Usdrwam |
| Unit Count | 280 Count |
| Exterior Finish | Silver |
| Metal Type | Stainless Steel |
| Outside Diameter | 0.09 inches |
| Washer Type | Countersunk |
| Brand | Usdrwam |
| Fastener Type | Countersunk |
| Item Thickness | 0.06 Inches |
| Number of Pieces | 280 |
| Fastener Size | #4 #6 #8 #10 #12 #14 #16 |
| Material | Stainless Steel |
| Colour | Silver |
| Product information | |
| Set Name | 280-Piece |
| Technical Details | |
| Part Number | 5-WFCDU |
| Material Type | Stainless Steel |
| Number Of Items | 280 |
| Style | |
| Finish Types | Silver |
| Others | |
| Item Highlight | #8 or #10 or #6 or #12 or Includes #4 or 1/4" and 5/16" sizes |
| Washer Compatibility | bolts or screw heads |
| Product Type | Countersunk Washers |
| Size Name | 0.09 inches |
| Screw Head Style | Countersunk |