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BNUOK

BNUOK specializes in high-quality 304 stainless steel fender washers, offering thickened designs for robust industrial fastening solutions.

11 products Updated March 4, 2026

BNUOK Products (11)

1
Prime

BNUOK 170PCS Metric Nylon Lock Nuts Assortment Kit M3-M12, 304 Stainless Steel Self-Locking Nuts for Vibration Resistance

BNUOK
9.8
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Exceptional vibration resistance with nylon insert design
  • Superior corrosion protection from 304 stainless steel
  • Comprehensive size range meets most metric bolting requirements
  • High precision and strength for industrial applications
  • User-friendly kit for easy storage and access

Cons

  • Fewer pieces available in larger sizes like M10 and M12
  • Nylon insert limits use in very high-temperature environments
  • Slightly magnetic properties in some 304 stainless applications
2
Prime

BNUOK 136PCS SAE Nylon Lock Nuts Assortment Kit #6-32 to 1/2-13 UNC 304 Stainless Steel Vibration-Resistant Set

BNUOK
9.8
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Vibration-proof nylon insert enhances security in dynamic applications
  • Corrosion-resistant 304 stainless steel ideal for outdoor and marine use
  • Generous assortment covers common sizes from small electronics to heavy machinery
  • High-precision threading for professional-grade performance
  • Compact kit organization simplifies storage and access

Cons

  • Fewer pieces available for larger sizes like 1/2-13 (only 2PCS)
  • SAE inch sizing only—no metric options included
  • Nylon insert may soften in extreme high-heat conditions
3
Prime

BNUOK 23-Pack 1/4" x 2" 304 Stainless Steel Fender Washers - Rust-Proof, Heavy-Duty Large OD for Automotive & DIY

BNUOK
9.8
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Premium 304 stainless steel for excellent durability
  • Large outer diameter boosts surface area and stability
  • Standard-compliant sizing for professional-grade fit
  • Convenient bulk pack for frequent use
  • Ideal for demanding applications like automotive work

Cons

  • Specific 1/4" ID size limits use in mismatched bolt applications
  • 23-piece quantity may require repurchasing for large-scale projects
  • 0.047" thickness suits most jobs but not extreme heavy-duty overloads
4
Prime

40-Pack 1/4" x 1-1/2" 304 Stainless Steel Fender Washers | Rustproof Large OD Washers for Bolts, Automotive & DIY

BNUOK
9.8
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Exceptional rust and corrosion protection from premium 304 stainless steel
  • Larger outer diameter boosts weight-bearing capacity under bolts and screws
  • Precise sizing and thickness comply with ANSI standards for reliability
  • Generous 40-pack quantity suits professionals and hobbyists alike
  • Broad compatibility across multiple repair and construction tasks

Cons

  • Specific 1/4-inch size limits use to matching fasteners
  • 0.047-inch thickness may not suit ultra-heavy-duty overloads
  • Single-size pack lacks variety for mixed projects
5
-6%
BNUOK #14 x 4-1/2" Black Deck Screws - Heavy-Duty Exterior Wood Screws, Torx T30 Drive, Rust-Resistant Epoxy Coated for Decks, Fences, Timber (1lb, 26pcs)
Prime

BNUOK #14 x 4-1/2" Black Deck Screws - Heavy-Duty Exterior Wood Screws, Torx T30 Drive, Rust-Resistant Epoxy Coated for Decks, Fences, Timber (1lb, 26pcs)

BNUOK
9.8
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Exceptional corrosion resistance for harsh weather
  • Superior torque and no cam-out with Torx head
  • Prevents splitting in various woods
  • Stronger grip from large thread diameter
  • Ideal for exterior decking and fencing

Cons

  • Pack size limited to 26 screws for smaller projects only
  • Requires T30 Torx bit, not compatible with Phillips drivers
  • Heavier duty may need pre-drilling in extra-hard woods
6
-5%
BNUOK #14 x 6" Heavy Duty Lag Screws (20pcs, 1lb) - Rust-Resistant Black Epoxy Wood Timber Screws, Torx Washer Head w/ T30 Bit
Prime

BNUOK #14 x 6" Heavy Duty Lag Screws (20pcs, 1lb) - Rust-Resistant Black Epoxy Wood Timber Screws, Torx Washer Head w/ T30 Bit

BNUOK
9.8
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Exceptional corrosion resistance for exterior use
  • Stronger and thicker than standard lag screws
  • Includes T30 star bit for immediate use
  • Reduces wood cracking with knurled design
  • Large washer head prevents over-sinking

Cons

  • Limited to 20 pieces per box for smaller projects only
  • Requires compatible T30 driver for optimal performance
  • Heavy-duty build may need pre-drilling in dense hardwoods
7
Prime

BNUOK #8 x 2" Black Deck Screws - Heavy-Duty Exterior Wood Screws, Rust-Resistant Epoxy Coated, Torx T25 Drive, 107pcs (1lb)

BNUOK
9.8
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Exceptional corrosion resistance for harsh weather
  • Superior grip and no cam-out with Torx drive
  • Prevents wood splitting during installation
  • Stronger hold from large thread diameter
  • Versatile for multiple materials including ACQ-treated lumber

Cons

  • Heavier weight may require more powerful drill for dense hardwoods
  • Black finish specific and may show wear in high-traffic areas
  • Fixed pack size limits flexibility for small projects
8
Prime

BNUOK #14 x 5" Heavy Duty Lag Screws (24pcs, 1lb) - Rust-Resistant Black Epoxy Torx Washer Head Wood Timber Screws w/ T30 Bit

BNUOK
9.8
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Exceptional corrosion resistance ideal for exterior applications
  • Stronger than standard lag bolts with knurled design for easy driving
  • Includes T30 bit for immediate professional-grade use
  • Large washer head distributes load to prevent material damage
  • High-hardness carbon steel ensures durability in demanding projects

Cons

  • Specific T30 Torx drive may require bit replacement if lost
  • Carbon steel best for general outdoor use, not extreme marine environments
  • 24-piece pack suits smaller projects, may need multiples for large builds
9
Prime

BNUOK Metal Self-Drilling Drywall Anchors Kit, 110pcs Hollow Zinc Sheetrock Anchors & Screws, 60lb Heavy Duty Hanging

BNUOK
9.7
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Superior 60lb holding strength with expansion grip
  • Rust-proof galvanized steel for long-term reliability
  • Hassle-free installation saves time on projects
  • Generous value pack covers multiple repairs
  • Versatile for various wall-mounted items

Cons

  • Pre-drilling recommended for thick or textured drywall
  • Phillips screwdriver required for installation
  • Not suited for loads exceeding 60lbs per anchor
10
Prime

BNUOK 8 Sets 3/8-16 x 2" 304 Stainless Steel Hex Bolts with Nylon Lock Nuts, Flat & Lock Washers - Fully Threaded Kits

BNUOK
9.6
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Superior corrosion and abrasion resistance from 304 stainless steel
  • Vibration-resistant nylon lock nuts for stable performance
  • Smooth threads and hex heads for better torque transmission
  • Precise sizing meets ASME B18.2.1 standards
  • Generous 8-set quantity for multiple projects

Cons

  • Nylon lock nuts install only at bolt head and cannot slide along threads
  • Initial turns may resist due to nylon, requiring 10-15% reduced torque
  • Limited to fixed-position nut applications
11
Prime

BNUOK 35pcs 1/4 x 2-1/4" Blue Hex Head Concrete Screws with Drill Bit - Diamond Point Masonry Anchors for Brick Stucco Cement

BNUOK
9.6
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Superior corrosion resistance extends fastener life in various conditions
  • Diamond point speeds up installation without excessive effort
  • High-low threads provide strong hold and easy removal
  • Kit includes essential bits for quick start on projects
  • Compatible with wide range of masonry materials

Cons

  • Fixed size may not suit all project depths or thicknesses
  • Pre-drilling required despite diamond point for optimal performance
  • Quantity best for small to medium jobs, not large-scale construction

BNUOK Brand Guide

BNUOK stands out in the world of industrial fasteners, particularly renowned for its reliable fender washers crafted from 304 stainless steel. These products are designed to provide exceptional strength and longevity, making them a go-to choice for professionals tackling demanding fastening tasks in construction, automotive, and machinery applications.

Brand Overview

BNUOK focuses on delivering precision-engineered washers that meet the rigorous needs of industrial and scientific environments. With an emphasis on quality materials like 304 stainless steel 18-8, their offerings ensure superior corrosion resistance and load-bearing capacity. Whether you're securing outdoor structures or assembling heavy-duty equipment, BNUOK washers provide the reliability you can count on.

What Makes BNUOK Stand Out

The hallmark of BNUOK is its commitment to thickened designs, which enhance the washers' performance under high-stress conditions. Unlike standard options, these fender washers feature larger outer diameters and robust construction, distributing pressure evenly to prevent damage to surfaces. This makes them ideal for applications requiring extra support, such as roofing, trailers, and marine hardware. Shoppers appreciate the consistent quality that holds up in harsh environments, from coastal settings to chemical exposure areas.

In the Washers category, BNUOK products shine for their versatility across flat and fender styles, catering to a wide range of bolt sizes like 1/4-inch inner diameters. Their reputation is built on products that deliver without compromise, helping users avoid common issues like stripping or warping.

Product Quality and Reputation

BNUOK prioritizes durability through premium 304 stainless steel, known for its excellent tensile strength and non-magnetic properties. Each washer undergoes stringent manufacturing to ensure uniformity in thickness and dimensions, resulting in parts that fit perfectly and perform consistently. Professionals in fields like manufacturing and DIY restoration trust BNUOK for fasteners that withstand time and elements.

Feedback from users highlights the washers' thickened profile, which offers better load distribution compared to thinner alternatives. This quality focus positions BNUOK as a dependable brand in the competitive fasteners market, especially within specialized segments like Washers.

Who Are BNUOK Products Best For?

BNUOK washers are perfect for contractors, mechanics, and engineers needing reliable components for structural integrity. They're especially suited for projects involving vibration, weather exposure, or heavy loads, such as trailer hitches, deck building, or machinery guards. Homeowners with advanced DIY needs also benefit from their easy installation and long-term performance.

  • Ideal for automotive repairs and custom builds
  • Great for marine and outdoor fastening
  • Essential for industrial assembly lines
  • Versatile for woodworking and metalworking

Explore more options in our comprehensive Washers selection to find the right fit for your project.

Key Product Categories

BNUOK excels in the Industrial & Scientific > Fasteners > Washers segment, with a strong presence in Flat Washers and Fender Washers. Their lineup includes various sizes tailored for 1/4-inch bolts, providing ample outer diameters for optimal coverage. These categories are staples for anyone sourcing high-performance hardware.

Within the broader Washers ecosystem, BNUOK's contributions emphasize stainless steel excellence, ensuring users have access to top-tier options without sifting through inferior products.

FAQ

What materials are used in BNUOK washers?

BNUOK washers are primarily made from 304 stainless steel 18-8, offering outstanding corrosion resistance and strength for demanding applications.

Are BNUOK fender washers suitable for outdoor use?

Yes, the 304 stainless steel construction makes them highly resistant to rust and weathering, ideal for marine, roofing, and exposed environments.

What sizes does BNUOK offer for 1/4-inch applications?

BNUOK provides thickened fender washers in sizes like 1/4" ID x 1-1/2" OD and 1/4" ID x 2" OD, perfect for versatile fastening needs.

Why choose thickened washers from BNUOK?

Thickened designs provide superior load distribution and durability, reducing the risk of surface damage and enhancing overall joint stability.

Where can I find more BNUOK products?

Check out the Washers category for BNUOK's full range of high-quality fasteners.