Rob Cosman's Diamond Stone: Premium

Name: RobCosman.com Rob Cosman's Diamond Stone: Premium - Rob Cosman's Diamond Stone: Premium
Brand: RobCosman.com
SKU: 42135044358322
Price: 149.0 USD
Availability: InStock
Rating: 4.9286 (41 reviews)

4.5 (1,234)

Sold 100+ last 30 days

20% off first order

$149.00

Purchase at RobCosman.com

Color

Black

Quantity

I recommend and use 300 / 1000 grit, double-sided, diamond stones as an essential part of my tool sharpening method. Our diamond stones use only high quality mono-crystalline man-made industrial diamonds permanently adhered by electroplating to a thick, precision milled, steel substrate. Use the 300 side for flattening your water / cera

4.9

42 ratings

Rob's measuring of the flatness of these diamond stones is worth every penny. Thank you!

Dr. · October 26, 2026

Worked great for my chisels/block planes and butchering knives

Jake · October 12, 2026

The premium diamond sharpening stone is great. I’m very pleased with it. Thanks, Paul

Paul · September 3, 2026

Visit RobCosman.com for full shipping details

Shipping calculated at checkout

RobCosman.com

4.9 (6.7K)

Product description loading

This is the product description text that will appear here.

4.9

42 ratings

Rob's measuring of the flatness of these diamond stones is worth every penny. Thank you!

Dr. · October 26, 2026

Worked great for my chisels/block planes and butchering knives

Jake · October 12, 2026

The premium diamond sharpening stone is great. I’m very pleased with it. Thanks, Paul

Paul · September 3, 2026

Visit RobCosman.com for full shipping details

Shipping calculated at checkout

RobCosman.com

4.9 (6.7K)

Rob Cosman's Diamond Stone: Premium

RobCosman.com

You might also like

RobCosman.com

You might also like

Rob Cosman's Diamond Stone: Premium

Highlights

Description

Specifications

Reviews4.9(42)

Delivery & Returns

RobCosman.com

You might also like

Highlights

Description

Specifications

Reviews4.9(42)

Delivery & Returns

RobCosman.com

You might also like