5 in Wet and Dry Sanding Discs 25PCS Assorted Grits - Fine Polishing

In this review the 25PCS 5 in wet and dry sanding discs are judged as a budget-friendly polishing kit best suited to detailers, hobbyists and woodworkers who need a range of very fine grits for smoothing and finishing. The single biggest reason to buy is the assortment of five super-fine silicon carbide grits (1000 through 5000) in a hook-and-loop 5 in format that works with random orbital sanders and manual pads, giving quick access to progressive polishing without sourcing individual sheets.

Key Features

• Material: Made from black silicon carbide, the discs provide a hard, consistent abrasive surface that handles wet and dry work.
• Grit assortment: Five grits (1000, 2000, 3000, 4000, 5000) with five pieces each let users step through increasingly finer polishing stages without interruption.
• Hook and loop backing: The easy attachment system lets the discs be swapped quickly on random orbital sanders for uninterrupted workflow.
• Versatile use: These discs are effective on metal, wood, leather, plastic, stone and glass for grinding and polishing tasks across automotive and woodworking applications.
• Wet & dry capability: The super-fine uniform surface is engineered to work with water, varnish or oil to reduce heat and clogging during finishing passes.

Who It's For

This set is best for DIYers, detailers and small shop users who regularly move through fine polishing stages and want a simple, economical way to keep multiple grits on hand. The 5 in size is handy for both random orbital sanders and for hand-held polishing with blocks or pads.

Users seeking heavy stock removal, coarse shaping or industrial longevity should look elsewhere, since this lineup focuses on very fine grits and finishing rather than aggressive material removal or long-run industrial endurance.

Pros & Cons

Pros

• Good value: five pieces per grit gives a ready supply for multiple projects and touch-ups.
• Fine finishing: super-fine grits deliver smooth results with water or lubricant for polishing work.
• Convenient fit: 5 in size with hook-and-loop backing is easy to change on orbital sanders.

Cons

• Durability varies: some users report long life while others find quicker wear under heavy use, so longevity may depend on application and pressure.

Specifications

Brand	Tongbay
Disc diameter	5 in
Abrasive	Black silicon carbide
Grits included	1000, 2000, 3000, 4000, 5000 (5 pcs each)
Quantity	25 pieces
Backing	Hook & loop for random orbital sanders
Application	Wet and dry sanding, polishing on metal, wood, leather, plastic, stone, glass

Our Verdict

The 25PCS 5 in wet and dry sanding discs are a practical, cost-effective kit for finishing work where very fine abrasive grades are required; they suit hobbyists and professionals who need an accessible set of progressive grits for polishing. Given the price and range, the set represents good value for anyone focused on smoothing and shine rather than heavy material removal.

Frequently Asked Questions

Can these be used wet?
Yes, the silicon carbide discs are designed for wet and dry use and perform well with water or lubricants to reduce heat and clogging.

Will these fit my random orbital sander?
They are 5 in discs with hook-and-loop backing intended for easy attachment to compatible random orbital sanders and 5 in sanding pads.

Are all grits included in one pack?
Yes, the pack contains 25 discs total: five each of 1000, 2000, 3000, 4000 and 5000 grit for progressive polishing.