Question 1

What is the K2 Diamond Cup Grinding Disc Double Raw, and what does it do?

Accepted Answer

The K2 Diamond Cup Grinding Disc Double Raw is a two-sided diamond-impregnated cup wheel designed for fast stock removal and smooth finishing on hard surfaces. The outer edge features aggressive diamond grit for heavy grinding, while the inner side uses a finer grit for a smoother finish.

Question 2

What are the key features of this disc?

Accepted Answer

It features a double row of diamond-coated segments for durability and efficient material removal, a design that helps prevent surface chatter and gouging, a heavy-duty metal body, and a standard 5/8-inch arbor to fit most angle grinders.

Question 3

What materials can I grind with it?

Accepted Answer

It's suited for concrete, stone, ceramic, and other hard materials. Use it for rapid stock removal, smoothing, and surface prep.

Question 4

What arbor size does it use and will it fit my grinder?

Accepted Answer

The disc uses a standard 5/8-inch arbor and is compatible with most standard angle grinders. Always confirm your grinder’s arbor type and the RPM rating before use.

Question 5

How do I install and use it safely?

Accepted Answer

Unplug the grinder, remove the guard and the old disc, mount the K2 Double Raw on the arbor, tighten securely, and reattach the guard. Begin at a moderate speed and let the disc do the work—avoid applying excessive pressure. Wear PPE (eye protection, gloves, hearing protection, and a dust mask).

Question 6

How does the double-sided design affect performance?

Accepted Answer

The outer side provides aggressive grinding for fast material removal, while the inner side offers a finer grit for smoother finishing. The two-sided design also contributes to reduced chatter and better versatility for different jobs.

Question 7

How does this disc compare to similar options on Fepy?

Accepted Answer

Compared with other K2 diamond discs on Fepy, the Double Raw variant emphasizes faster stock removal and smoother finishing due to its dual-side grit. You can see alternatives here: Single Raw: https://fepy.com/product/k2-diamond-cup-grinding-disc-single-raw; HD Double Raw: https://fepy.com/product/k2-diamond-cup-grinding-disc-double-raw-hd; Concrete-Arbor variant: https://fepy.com/product/k2-diamond-cup-grinding-disc-for-concrete-arbor-58; 4-inch variant: https://fepy.com/product/k2-diamond-cup-grinding-disc-concrete-4-inch

Question 8

What are typical use cases or applications for this disc?

Accepted Answer

Use it for surface prep, leveling high spots, removing coatings or adhesives, and finishing concrete, stone, or ceramic surfaces in workshops and job sites.

Question 9

What tips help maximize lifespan and performance?

Accepted Answer

Maintain a steady high RPM without forcing the tool, use light to moderate pressure, keep the workpiece cool to avoid overheating, and inspect the disc for wear or damage before each use. Replace once the segments wear down or you notice performance decline.

Question 10

Safety and compliance considerations?

Accepted Answer

Always wear appropriate PPE (eye protection, hearing protection, dust mask, gloves). Ensure the disc is not cracked or damaged and that you operate within the grinder’s speed rating. Use the proper guard and maintain a safe stance to handle debris and kickback.

Question 11

What is the return policy if I need to return this disc?

Accepted Answer

For returns and eligibility, please refer to Fepy’s returns policy page: https://fepy.com/policies/returns. It provides details on time frames, conditions, and how to initiate a return.

Question 12

Where can I find more K2 diamond cup discs on Fepy?

Accepted Answer

You can browse other K2 diamond cup discs at: https://fepy.com/search?q=diamond+cup+grinding+disc

قرص الجلخ الكأسي الماسي المزدوج (K2)

Features & Benefits

Specification

Attachments

Frequently Asked Questions