Sanding is inherent to woodworking and is a vital need to ensure the surface of your wood sign is smooth. It is also important for stains, sealer, and appearance. There are many types of sandpaper and quite honestly be a little confusing from the wood sign perspective.

When I started I didn’t know very much about finishing wood signs. But over time I have refined my sandpaper needs and I’m not buying sandpaper I don’t need.

Below I have listed my top picks for sandpaper. There are three categories. They are for the orbital sander, sanding blocks, and palm sander. Each of these will need different shapes and different grits.


Top Orbital Sander – Sand Paper

Diablo hands down is the best brand of sandpaper. I have used several different brands and generic brands and I keep returning to Diablo.

Woodworking By LPI Diablo 80 Grit

process.

SaleBestseller No. 1
Aiyard 5-Inch 8-Hole Hook and Loop Sanding Discs 80-Grit Random Orbit Sandpaper, 100-Pack
  • 100 per box, 80 grit hook and loop gold sanding disc sandpaper
  • Premium Materials – Top quality fused alumina grain increase durability and sharpness, provides efficient and long-lasting sanding
  • Craftsmanship – The developed binder improves the wear resistance and softness for sandpaper, make sandpaper not easy breakable and more durable
  • Features – Pre-punched 8 holes for dust collection, Velcro design for quicker and easier sandpaper installation and removal, keep a strong adhesion, avoiding falling off when use
  • Applications – Work with 5 inch random orbit sander – providing a grinding and polishing tool for wood, aluminum alloy, fiberglass, rubber, stone, painted surface, plastic and non-ferrous metals
Bestseller No. 2
POTUINOM 100 PCS 5 Inch Sanding Discs 80 Grit, Round Hook and Loop Sandpaper for Random Orbital Sander
  • 【Strong Adhesion】This set of 100 pcs, sanding discs 5 inch 8 hole, features a thickened hook and loop sandpaper back that adheres well to random orbital sanders and has twice the adhesion of regular sandpaper.
  • 【Lasting and Durable】The 5 inch sanding discs are made of hard, high-quality aluminum oxide abrasives that are durable and resistant to clogging. Aluminum oxide grains cut quickly and give your project a smooth finish.
  • 【8-Hole Dedusting Efficiently】Our 8 hole sanding discs effectively removes dust during sanding, keeping your workspace or home clean and preventing you from inhaling it.
  • 【Suitability】Our sanding disc are suitable for most 5-inch random orbital sanders, such as die grinders, air grinders, electric drills, etc. Helping you to smooth, sand and polish a variety of surfaces easily.
  • 【Wide range of applications】Disc sandpaper is suitable for grinding, polishing and derusting of metal,non-metal,wood,rubber,leather,plastic,stone,glass and other materials. ( 40-100 grit Coarse grit suitable for rough processing, 120-320 grit for conventional polishing and 400-2000 for grit polishing )
Bestseller No. 3
Dura-Gold Premium 80 Grit 5″ Sandpaper Discs, 8 Hole Pattern Dustless, 50 Discs – Hook & Loop Backing for Orbital DA Sander, Detailing Finishing Color Sanding Automotive Paint Woodworking
  • Box of 50 Dura-Gold Premium 5″ 80 Grit Gold 8 Hole Pattern Sanding Discs with a Hook & Loop Backing. High-performance 5″ finishing sanding discs with a hook & loop backing enables them to be quickly and securely attached to a sanders hook & loop backing plate. The 8 hole pattern allows dustless sanding when attached to a 8 hole backing plate.
  • Superior quality sanding discs made with super coated aluminum oxide corundum that’s fused with zirconia alumina. It delivers a fast, exceptionally long-lasting sharp cut with a consistent scratch pattern. It has maximum resistance to clogging and loading, increasing your productivity and reducing material consumption.
  • These coarse-cut sandpaper discs are ideal for sanding on all types of surfaces. Use them for semi-aggressive sanding on automotive paint, primers, body fillers, and putties before painting or for removing scratches on wood and paint.
  • Our sandpaper discs are suitable for use in auto body and paint shops, woodworking wood furniture making, metalworking metal sanding, crafting, household, drywall, industrial, fiberglass, plastics, or any other surface that needs sanding.
  • Dura-Gold offers a complete vast product line of professional, high-quality sandpaper types that provide exceptional sanding performance, so you can get the job done fast, saving you time and money!

Top Sanding Blocks

Sanding blocks allow you to sand the surface and get into those areas where it is very difficult to sand. Additionally, it allows you to be able to grip the sanding block. Sometimes it is very hard to hold onto the sandpaper when you are trying to get into those hard areas to sand.

3M sanding blocks

SaleBestseller No. 1
3M Softback Sanding Sponge 02604, 4 1/2 x 5 1/2 in, Fine Grit, Fast Cutting, Gray, 20 Pack
  • FLEXIBLE: Access hard-to-reach areas with flexible, soft foam backing that molds to unique contours
  • HAND SANDING: Perfect for hand sanding, precision work and detail work
  • WET OR DRY: Can be used wet to help reduce loading
  • CUTS FAST: Aluminum oxide abrasive cuts fast and offers long life
  • VERSATILE: Sanding sponges work on a variety of surface materials, including metal, fiberglass, paint, primer, and plastic
SaleBestseller No. 3
3M Sanding Sponge Block, 12-Pack, Medium Grits, 3-3/4 in x 2-5/8 in, Designed For Sanding Wood, Paint, Metal, Plastic or Drywall, Features 3M Abrasive, Made with Durable Flexible Foam (CP002-12P)
  • Medium Grit
  • Use for general purpose sanding
  • Intended for use on most surfaces
  • Conforms to your surface for easy sanding
  • Resists clogging

Top Palm Sander – Sanding Paper

Many woodworkers use Palm Sanders. They are a very important tool for finishing sanding your wood signs. I have used a Palm Sander for years and they can not be understated.

Diablo Palm Sander Sheets

Bestseller No. 1
Diablo Palm Sander 1/4 Sanding Sheets for Wood, Metal and Plastics – 4-1/2″ x 5-1/2″, 60 Grit, Coarse, Aluminum Oxide Blend, 6-Pack – DCS045060S06G
  • ENDURA-BOND Technology – Delivers an exceptional grit-to-backing bond, ensuring extreme durability and reliable performance even under tough conditions.
  • Multi-Surface Application – Ideal for sanding wood, metal, and plastics, offering versatile performance across a wide range of projects.
  • Flexible Fit – Made to fit 1/4 sheet palm sanders perfectly, making it easy to attach and use for consistent, reliable results on any sanding job.
  • Durable – Engineered for a cost-effective solution for ongoing projects, offering long-term durability and reliability. Designed to withstand frequent use, ensuring consistent performance over time.
  • Grit Precision – Provides leveling and heavy stock removal, making it the ideal for stripping wood, metal, and plastic surfaces.
Bestseller No. 2
FIXED UP FINDS for Diablo DCS045100S06G Pack (6) 100 GRIT 4.5 X 5.5 for C ON Sheets Sandpaper
  • For DIABLO DCS045100S06G PACK (6) 100 GRIT 4.5 X 5.5 For C ON SHEETS SANDPAPER
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  • To ensure the perfect fit and make a well-informed decision, please check the product dimensions and carefully review the provided photos.
SaleBestseller No. 3
1/4 Sheet Sandpaper 4.5 x 5.5 Inch, Wet Dry Sand Paper, 30Pcs Sanding Sheets for Palm Sanders Hand Sanding Blocks on Woodworking, Metal, Primers, Automotive Paint, Detail Polishing (320 Grit)
  • PACKAGE CONTENTS. The package includes 30 sheets of 320 grit 1/4 sheet sized sandpaper (4.5″ x 5.5″) . Perfect for intricate work or tight areas.
  • LONG-LASTING CUT. Coated with premium aluminum oxide abrasives, these 320 grit 1/4 sheet sanding sheets feature long-lasting sharp cut and less clogging. Money-saver!
  • TEAR-RESISTANT. With durable cloth backing and excellent coating tech, such sandpaper sheets does not easily tear apart during sanding. Moreover, sandpaper sheets perform consistent scratching and cutting.
  • WET & DRY SANDPAPER. 1/4 sheet sand paper can be used for both dry and wet sanding. It perfectly matches most palm and finishing sanders, hand sanding, and block sanding.
  • MULTIPLE PURPOSE. These sanding sheets are great choice if you need sandpaper for woodworking, metalworking, or sanding/polishing/removing various surfaces of glass, automotive, paint, fiberglass, plastics.

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