7 Step 7ft Wet Diamond Polishing Pads Abrasive Set - Professional

Our review of the 7 Step 7' Wet Diamond Polishing Pads finds them best suited to contractors and serious DIYers who need a compact, wet-only polishing kit for stone surfaces. The single biggest reason to consider this set is its combination of aggressive cut and durability: resin-bonded diamond powder allows fast material removal on granite, marble and concrete while still being able to step up to fine grits for a polished finish. The review focuses on real-world use on counters and floor patches where a mirror-like final result is required without swapping brands mid-job.

Key Features

• Resin diamond construction: The pads use quality diamond powder impregnated in resin to cut fast and resist wear so they last through multiple jobs.
• Seven-grit progression: The set includes 50, 100, 200, 400, 800, 1500 and 3000 grits to take surfaces from heavy grinding to fine polishing without changing pad systems.
• Wet-only formulation: Designed for wet applications, the pads maintain polishing performance and dust control when used with water.
• Flexible velcro backing: The velcro-backed pads conform to slight contours and attach quickly to standard 7' backing plates for ease of use.
• Durable 3 mm thickness: At 3 mm thick these pads strike a balance between aggression and lifespan for both stone and engineered surfaces.

Who It's For

This set is aimed at professional stone fabricators, tile installers, and experienced homeowners who regularly work with granite, marble, travertine, concrete or engineered stone. It is particularly useful when a single, compact kit is needed to complete both stock removal and final polishing on a wetted surface.

Those who should look elsewhere include users who need dry polishing pads or who plan to run high-speed angle grinders above 4500 RPM, since this kit is specified for wet use and lower maximum speeds. Casual users who only need one grit for occasional touch-ups may also prefer buying single-grit pads instead of the full progression.

Pros & Cons

Pros

• Aggressive resin-bond diamonds enable fast cutting on stone and concrete while maintaining lifespan.
• Complete 7-step grit sequence lets users progress from 50 grit grinding to a 3000 grit finish without changing systems.
• Velcro backing and 3 mm thickness make the pads easy to attach and flexible enough for slightly curved surfaces.
• Wet-only use reduces dust and improves final polish quality on stone and engineered materials.

Cons

• Wet-only design limits indoor or dry-surface applications where water cannot be used.
• Not intended for use on high-speed grinders above 4500 RPM, so compatibility must be checked before use.

Specifications

Brand	Konfor
Pad size	7' (180 mm)
Number of pieces	7 pads (50 to 3000 grit)
Thickness	3 mm
Back type	Flexible velcro backed
Use	Wet only
Maximum RPM	4500 RPM

Our Verdict

The Konfor 7 Step 7' Wet Diamond Polishing Pads are a strong value for professionals and dedicated DIYers who need a single wet polishing system that covers aggressive cutting through mirror finishes. They perform well on granite, marble, concrete and engineered stone and hold up across multiple jobs; just be sure your tool can run at or below the stated RPM and that wet polishing fits your workflow.

Frequently Asked Questions

Can these pads be used dry?
Answer: No, the pads are formulated for wet use only and should not be used dry to avoid damage and reduced performance.

Are all seven grits included in one pack?
Answer: Yes, the pack includes one pad each of 50, 100, 200, 400, 800, 1500 and 3000 grit; single-grit 7-piece sets are also available by request when ordering.

Will these pads work on engineered stone?
Answer: Yes, the resin diamond pads are suitable for engineered stone, quartz, granite and other hard surfaces when used wet and at the recommended speed.