Best M12 Flat Washers in 2026

Dependable Metal Washers : Trust our metal washers for indoor and outdoor use. The superior stainless steel resists rust and corrosion, making them a reliable choice for all water applications.

Superior Stainless Steel : Our flat washers hardware are made of 18-8 (304) stainless steel, the highest form of corrosion-resistant steel. With superior durability, they will last long.

Versatile Hardware Solution : These washers are great for sheet metal and wet environments. Our durable hardware will exceed your expectations and support all your projects.

GALVANIZED STAINLESS STEEL: These lock and flat washers provide excellent protection and security for nuts and bolts. They are made with galvanized stainless steel for long-term use and outstanding durability.

VERSATILE & COMPATIBLE: These assorted washers come in multiple sizes to fit all your screws, nuts, and bolts. Each washer features a solid bearing surface to prevent the nut or bolt head from tearing through the material.

OPTIMAL SURFACE AREA: Each stainless-steel flat or lock washer easily deflects the screw or bolt load, spreading the weight evenly for a secure and sure fit. These washers for screws and bolts are ideal for use at home or in the workshop.

☑️ PREMIUM QUALITY - These washers are brass-plated for paper fasteners. Brass is an alloy made of copper and zinc, and it is a material that gets used for its low-friction properties in a wide range of applications.

☑️ GREAT VALUE - 100 washers per pack. Buy this item in bulk then you're almost always saving money on each use of that product.

☑️ VERSATILE - Not only do they act as a smooth barrier to reduce friction between two surfaces, but washers can also act as a spring, a locking device, and a wear pad.

Sturdy and Reliable Material: the rubber washer is made of quality SBR material, which is flexible and elastic, reliable and not easy to loose, and won't leave scratches, ensuring a long time service life

What You Will Get: you will receive a total of 25 pieces flat rubber washers, and each washer measures approx. 2.54 x 2.54 x 0.3 cm/ 1 x 1 x 0.12 inch, sufficient quantity that can satisfy your daily use and replacements

Effortless to Use: these faucet washers are easy to repair a leaky water tap connection, and there is no extra tool needed; You just need to disconnect water controller at first, then twist the faucet and replace the original broken one, saving your time and energy

Sturdy and Reliable Material: the rubber washer is made of quality SBR material, which is flexible and elastic, reliable and not easy to loose, and won't leave scratches, ensuring a long time service life

What You Will Get: you will receive a total of 50 pieces flat rubber washers, and each washer measures approx. 2.54 x 2.54 x 0.3 cm/ 1 x 1 x 0.12 inch, sufficient quantity that can satisfy your daily use and replacements

Effortless to Use: these faucet washers are easy to repair a leaky water tap connection, and there is no extra tool needed; You just need to disconnect water controller at first, then twist the faucet and replace the original broken one, saving your time and energy

Long lasting rubber material

Contains all popular sizes of flat and beveled bibb washers and brass bibb screws

Precision molded of tough neoprene for hot / cold

COMPLETE HOME RUBBER WASHER REPAIR KIT: The Danco Home Washer assortment comes with the most popular and widely used washers and includes 42 pieces in various metric and inch standard sizes for your convenience

RUBBER WASHERS - VARIED ASSORTMENT - Includes a varied assortment of washers ranging from faucet washers, hose washers, slip join washers, o-rings, sink strainer washers and bibb screws

SMALL RED WASHERS - The small red washers are specialized for outdoor spigots

【Many and Varied】Faucet washer kit contains a variety of flat and beveled style washers for commonly used faucets:1/4S 00,1/4M 0,1/4,1/4L,3/8 equipped with brass screws not easy to corrosion.Made of high quality precision molded black durable neoprene rubber,designed to stop water leaking from hot/cold faucets

【High Quality】Designed specifically for repairing leaky external faucets,the neoprene rubber sealed faucet gasket.Wear resistant,oil resistant,high temperature resistant these flat and beveled outside faucet washers are made to last

【Easy to Use and Cheap】Perfect faucet washers repair kit,enough to cover your replacement requirements as well as a replacement part.Great addition to your home and tool kit,this is an inexpensive alternative that will save you from having to repair expensive faucets

COMPLETE HOME RUBBER WASHER REPAIR KIT: The flat washer assortment comes with the most popular assortment needed for DIY or professional plumbing repairs

EXCELLENT ASSORTMENT: This faucet washer kit includes various metric and inch standard sizes for your convenience, 10 sizes ranging from 00 to 5/8

REPAIR LEAKY FAUCET - Replacing worn-out washers on a faucet stem helps repair a leaky faucet and is an inexpensive alternative to replacing an entire faucet fixture, saving water, money and expensive plumbing repairs

Sufficient supplies: one package includes many plastic washers in transparent color, enough quantity to meet daily use and replacement

Reliable material: flat washer gasket is made of vinyl material, sturdy, not easy to break or age, wear-resistant, with strong sealing, and can be applied for a long time

Dimension: the outside diameter is 3/4 inch (19 mm), the inside diameter is 1/4 inch (6 mm), thickness is 1/16 inch, this clear washer is designed to work with 3/4 inch (19 mm) standoff cap assemblies

Faucet Washer: Are you still worried about the wear and tear of the gasket and the continuous leakage of the faucet? Ancable faucet washer has a good rubber seal and is specially designed for repairing leaking faucets, suitable for most kitchen faucets or bathroom sink leaking problems.

Easy to Use: Just match the washer size and shape to use. 52 multi-size flat washers and beveled washers with 6 brass screws for better results. Contains 10 different styles of commonly used washers, the size of which is clearly marked on the washer for easy identification and use.

Outstanding Durability: Faucet washer are made of high-quality rubber material, which is durable enough to withstand the rigors of daily use. Equipped with brass screws not easy to corrode. The black finish is low-profile and stain-resistant for long-term use.

Are you still worried about the wear and tear of the gasket and the continuous leakage of the faucet? Our faucet washer has a good rubber seal and is specially designed for repairing leaking faucets, suitable for most kitchen faucets or bathroom sink leaking problems.

Easy to use, just match the washer size and shape to use. 52 multi-size flat washers and beveled washers with 6 brass screws for better results. Contains 10 different styles of commonly used washers and 2 styles of screws, the size of which is clearly marked on the washer for easy identification and use.

Faucet washer are made of high-quality rubber material, which is durable enough to withstand the rigors of daily use. Equipped with brass screws not easy to corrode. The black finish is low-profile and stain-resistant for long-term use.

*Precision molding. Use Danco Premium Flat Washers to fix your leaky faucet.

*Water resistant synthetic rubber. Repairing a dripping faucet is an easy and inexpensive alternative to replacing the entire fixture.

*Bag/21. Flat faucet washers are used most on quick opening styles of faucets.

Sufficient Supplies: Include 100 plastic washers gaskets in transparent color, enough quantity to meet daily use and replacement.

Reliable Material: Flat washer gasket is made of vinyl material, sturdy, not easy to break or age, wear-resistant with strong sealing, can be applied for a long time

Dimension: The flat washer gasket thickness is 1/16 inch, outside diameter is 3/4 inch, the inside diameter is 1/4 inch,this clear washer is designed to work with 3/4 inch standoff cap assemblies.

💯 What You Get ------- In this kit, You will get 60Pcs 2 Sizes Black and Translucent Water Hose Washer with Screen Filter Assortment Kit, Including Black Rubber Screen Filter Gasket 19x12x3mm: 10Pcs; Translucent Silicone Screen Filter Gasket 19x12x3mm: 10Pcs; Black Convex 19x12x3mm Screen Filter Gasket: 10Pcs. Black Rubber Screen Filter Gasket 24x16x3mm: 10Pcs; Translucent Silicone Screen Filter Gasket 24x16x3mm: 10Pcs; Black Convex 24x16x3mm Screen Filter Gasket: 10Pcs

💯 High Quality Material ------- Black Flat Rubber gasket and White Flat Silicone gasket have High Quality Material, The combination kit is composed of gaskets made of rubber and silicone: silicone, non-toxic, odorless, healthy and environmentally friendly, good elasticity, strong sealing; rubber - high temperature resistance, corrosion resistance, wear resistance, good physical properties.

💯 Wide Applications --------- Suitable for shower heads, faucets, garden hoses, filtering sand and debris to reduce the possibility of nozzle clogging, The gasket of the stainless steel filter screen, as a flow restrictor, can effectively reduce the waste of water.

Precision molding The flat washer assortment comes with the most popular assortment needed for DIY or professional plumbing repairs

Replacing worn-out washers on a faucet stem helps repair a leaky faucet and is an inexpensive alternative to replacing an entire faucet fixture, saving water, money and expensive plumbing repairs

Bag/20 The durable rubber construction will provide longevity and reliability and endure the rigors of everyday use

Kind Reminder: to avoid an unpleasant shopping experience, please note that confirm the required size and material before purchasing.

Dimension: the outside diameter is 3/4 inch (19 mm), the inside diameter is 0.236 inch (6 mm), thickness is 1/16 inch, this clear washer is designed to work with 3/4 inch (19 mm) standoff cap assemblies.

Widely Applicable: with nice an effect of repairing shower handles, these washer spacer can nicely replace worn washers on glass shower door handles/ towel bars, reducing costs and saving time and effort.

PACKAGE CONTAINS - You will get 52 multi-size flat washers and beveled washers with 6 brass screws. Contains 10 different styles of commonly used washers, the size of which is clearly marked on the washer for easy identification and use.

PREMIUM MATERIAL - The outdoor faucet repair kit are made of high-quality rubber material, which is durable enough to withstand the rigors of daily use. Equipped with brass screws not easy to corrode. The black finish is low-profile and stain-resistant for long-term use.

EASY TO USE - each rubber washer is clearly marked with size information, you can quickly find the one you need according to it. There are 6 brass bolts in the package, which are corrosion resistant and can be used with rubber faucet Washers.

Quality Material: this aluminum pop rivet washer is made of quality aluminum material, which has a nice corrosion resistance and rust resistance, not easy to break or deform, ensuring a long service life

Indoor or Outdoor Use: aluminum rivet washers can be applied both indoors and outdoors; Especially in outdoor wet environments, they can still maintain stable performance, very reliable to use

Easy to Store and Carry: aluminum pop rivet washers are lightweight and compact, small and portable, convenient to store and carry without taking up space; They are suitable for 3/16 inch diameter rivet

Precise Fit: The Danco Cone Washer is designed with exact measurements featuring a 7/8" outer diameter 1/2" inner diameter and 3/8" height ensuring a snug fit for 1/2" OD tubing.

Durable Construction: Crafted from high-quality rubber material, this cone washer is built to last providing excellent resistance to wear tear and deformation.

Leak-Proof Seal: The cone shape of the washer ensures a tight and leak-proof seal preventing water or fluid leakage making it ideal for various plumbing applications.

UNCOMPROMISED QUALITY - While ordinary steel flat washers are of poor quality and fail to abide by their functionality; our premium quality stainless steel washers are made of 304 stainless steel giving them a high tensile strength making it durable for rough and tough conditions

INDOOR AND OUTDOOR REPAIRING - HARDLAD’s flat washer assortment kit have a high-grade manufacturing and are engineered to withstand critical temperatures. These flat washer don't easily loose their properties and shape. Hence a best fit for your personal or professional projects

WE SURPASS PERFECTION- Gone are the days of baring hefty charges just to fix a lose screw or to tighten a hose. With our easy to use washer kit, you will be able to DIY any machine, furniture, sanitary, automotive work etc at anytime.

Sturdy and Reliable Material: the rubber washer is made of quality SBR material, which is flexible and elastic, reliable and not easy to loose, and won't leave scratches, ensuring a long time service life

What You Will Get: you will receive a total of 100 pieces flat rubber washers, and each washer measures approx. 2.54 x 2.54 x 0.3 cm/ 1 x 1 x 0.12 inch, sufficient quantity that can satisfy your daily use and replacements

Effortless to Use: these faucet washers are easy to repair a leaky water tap connection, and there is no extra tool needed; You just need to disconnect water controller at first, then twist the faucet and replace the original broken one, saving your time and energy