The 6 Best 400 Grit Sanding Blocks (2023 reviews)

Poliwell has been making feature-packed block for years, thanks to a combination of clever design and high-end materials. It is a well-known brand of abrasives, committed to providing customers with high-quality, high-performance sandpaper, and meets customers' different grinding needs. These tools will release you from troublesome work, let your life and work more easily.

This is a fine grit, will not sharpen a dull item, but will finish off an edge on a sharp item. The edges work well for those little indentions & they've held up well. It can be cleaned out with water and keep using them. These are nice and work great for sanding in between coats of poly. It can also be used for cutting boards and works well for wet sanding. It is easy to use and works effortlessly without a big mess.

Why We Like This:

Easy to wash out and reuse
Good quality and easy to clean
Good polishing wipe, not too much effort, make good effect
Very useful in many sanding options

Best For Drywall: Sf STEAD fast 400 Grit Sanding Block

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The sf stead fast 400 grit sanding block is suitable and reliable and fits well with your daily usage. These sanding blocks are easy to use and do the job. It is ideal for a broad range of uses from wood stripping to final finishing. The blocks are much easier to work with than finger-held sandpaper sheets. The 60 grit is more like using 100grit sand paper for how rough of surface it can smooth out, how much effort it takes, and how quickly it wears itself smooth when trying to sand anything that still has a rough wood grain.

These sponges are probably more effective for evening out or removing things off finished wood like sanding away some paint than for smoothing out the actual wood underneath. They make it easier to get into the odd shaped areas,also be able to rinse it off and use it again. There is also a treated rag in the box to wipe down afterwards.

Why We Like This:

Works good you just have to pay attention to the texture of the grit
Multiple grits are great for projects
New and hot release

Best For preparing something: Bates choice 400 Grit Sanding Block

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If you are currently in the market looking for a reliable block for your daily usage, you cannot go wrong with the bates choice 400 grit sanding block. These blocks, do the job well, with minimal effort. They fit easily in a tool belt or pocket and stay usable for a long time. It is easy to select based on type of project. It is made from high-quality brown corundum with special treatment and unique glue formula. They are useful and easy to hold and since they aren’t as thick they flex a smidge better so that’s a plus.

The sanding blocks have different grits printed on the side. They are good sponges in that the grit is good, the grip is good and the size is just righty to hold it in a hand and sand small items.

Why We Like This:

Labeled grain which makes it easy to select based on type of project
Thinner than expected but very versatile
Take off calluses with ease and makes your feet silky soft

Best For spackle: Sunxeke 400 Grit Sanding Block

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If you often find yourself scrambling for convenient and suitable block, sunxeke 400 grit sanding block should be your first option for buying. These are very sturdy sanding blocks. It is great for sanding painted furniture down to the wood. It is made of high-quality brown corundum and high-density sponges, it is tough and durable. It comes in different grades additionally it is easy to use and get the job done.

These are easy to grip, work well damp or dry. This block is easy to use and lasts longer than expected. It is suitable for polishing large-area objects, such as furniture polishing and metal derusting.

Why We Like This:

Delivers what they promise
Good brand reputation

Best For art: Finegood 400 Grit Sanding Block

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The finegood 400 grit sanding block's material feels more premium than its price would suggest. These sanding sponges are made of aluminum oxide and sponge, of suitable size for all kinds of small jobs, handy and useful, do a great job on cleaning effective. It can reduce flushing and improve work efficiency. It is great with the right amount of flexibility.

The grits of the sandpaper are printed on the back for easy identification. It is suitable for using in art and craft, wood work, automotive, metal, and plastic applications for buffing and polishing. It’s nice to have 4 different coarses in one bundle.

Why We Like This:

Washable and reusable, can be used wet or dry, even directly in water
Delivers what they promise

Best For thing With lots of curves: SACKORANGE 400 Grit Sanding Block

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The sackorange 400 grit sanding block is satisfactory and appropriate and fits well with your regular usage. These sponges stay sharp, last a long time, and curve over corners very nicely. It leaves the plastic feeling almost velvety, and does much better than sandpaper at conforming to curved surfaces. The powder that builds up brushes off easily with a wipe of a cloth (pant leg) or totally cleans up with an air gun. It comes with 5 sizes ranging from 400/600/1000/2000/3000 for multiple sanding purposes.

The sander spong is washable and reusable, conveniently to use with wet and dry wipes, meeting your different needs. It is ideal for use with acrylics, plastics, resin or impregnated blanks when turning. The sponge is easy to grip and handle, which makes it comfortable to use for extended periods of time. It can be used on freshly dried items and the finish will not stick permanently.

Why We Like This: