

The 48 PCS Valve Seat Grinder Stone Kit by Bluefox Tools is a professional-grade solution crafted for precision valve seat reconditioning across a wide range of engine types. Specially engineered to fit Sioux-style holders with a standard 11/16" thread, this comprehensive kit is ideal for use in automotive, motorcycle, marine, and heavy-duty diesel engine repair. It is designed to deliver reliable, accurate performance for mechanics, engine builders, and machine shops that demand consistency and efficiency in every job.
Each of the 48 stones in this set is manufactured from premium-grade abrasive materials such as aluminum oxide and silicon carbide, ensuring effective cutting action, long life, and excellent heat resistance. These stones are perfectly balanced and shaped to provide a clean, concentric finish on valve seats, restoring optimal sealing performance and extending engine lifespan. The assortment includes a wide range of diameters and profiles, allowing users to cover virtually all seat sizes found in both modern and vintage engines.
The kit includes stones with multiple seat angles and sizes , STONE SIZES :- 2.1/2" - 4 PCS, 2.3/8" - 4 PCS , 2.1/4" - 4PCS, 2" - 4 PCS , 1.7/8" - 4 PCS, ,1.3/4" - 4 PCS, 1.5/8" - 4 PCS, 1.1/2" - 4 PCS, 1.3/8" - 4 PCS, 1.1/4" - 4 PCS, 1.1/8" - 4 PCS , 1" - 4 PCS Β°, making it versatile enough to meet OEM specifications or custom tuning needs. Whether you are performing regular maintenance, complete overhauls, or precision valve seat matching, this kit ensures smooth operation and professional-level results.
The robust 11/16" threaded hubs provide secure attachment and compatibility with Sioux-style grinding tools, ensuring ease of use and stability during high-speed operations. Every component in this kit is manufactured with durability and performance in mind, offering a long service life even under frequent or heavy-duty use.
Bluefox Tools has designed this valve seat stone kit for serious professionals who require high standards of quality and versatility. From garages and restoration shops to industrial maintenance facilities, this kit stands out as a reliable and indispensable part of any engine rebuilding setup.
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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Nam tempus turpis at metus scelerisque placerat nulla deumantos solicitud felis. Pellentesque diam dolor, elementum etos lobortis des mollis ut risus. Sedcus faucibus an sullamcorper mattis drostique des commodo pharetras loremos.
Nam tempus turpis at metus scelerisque placerat nulla deumantos solicitud felis. Pellentesque diam dolor, elementum etos lobortis des mollis ut risus. Sedcus faucibus an sullamcorper mattis drostique des commodo pharetras loremos.
Nam tempus turpis at metus scelerisque placerat nulla deumantos solicitud felis. Pellentesque diam dolor, elementum etos lobortis des mollis ut risus. Sedcus faucibus an sullamcorper mattis drostique des commodo pharetras loremos.
Nam tempus turpis at metus scelerisque placerat nulla deumantos solicitud felis. Pellentesque diam dolor, elementum etos lobortis des mollis ut risus. Sedcus faucibus an sullamcorper mattis drostique des commodo pharetras loremos.