DEWALT Depressed Center Grinding Wheel: Type 27, 9" x 1/4" x 5/8"-11, Aluminum Oxide
The DEWALT Depressed Center Grinding Wheel (Type 27, MPN DW4550) is a 9" x 1/4" x 5/8"-11 general purpose grinding wheel for carbon and stainless steel. It features 24-grit aluminum oxide abrasive in the Metal AO…
SKU 3G-OTH-541999
Need installation or engineering help?
Ask a question
Product Description
The DEWALT Depressed Center Grinding Wheel (Type 27, MPN DW4550) is a 9" x 1/4" x 5/8"-11 general purpose grinding wheel for carbon and stainless steel. It features 24-grit aluminum oxide abrasive in the Metal AO series. 3G Electric interprets your demand and sources this DEWALT wheel across 14 industrial departments — with specialist depth in combustion, pumps and controls — to deliver the right solution, not just a catalog.
Frequently Asked Questions
What is the DEWALT DW4550 grinding wheel used for?
The DEWALT DW4550 depressed center grinding wheel is designed for general purpose grinding of carbon and stainless steel. Its 24-grit aluminum oxide abrasive and Type 27 shape make it suitable for weld removal, beveling, and surface blending in fabrication and maintenance applications.
What are the specifications of the DEWALT DW4550?
The DEWALT DW4550 is a 9" x 1/4" x 5/8"-11 depressed center grinding wheel with 24-grit aluminum oxide abrasive. It is part of the Metal AO series and is rated for general purpose grinding on carbon and stainless steel. The manufacturer part number is DW4550.
Where to buy DEWALT DW4550 grinding wheels worldwide?
3G Electric supplies the DEWALT DW4550 grinding wheel to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source this wheel across 14 departments and deliver it wherever you need it.
How to select the right DEWALT grinding wheel for steel?
For carbon and stainless steel, choose a depressed center wheel with aluminum oxide abrasive and a grit appropriate for your task — 24 grit for aggressive stock removal. The DEWALT DW4550 is a Type 27 wheel with a 5/8"-11 arbor, compatible with most angle grinders. Always match wheel diameter and arbor size to your tool.
Used in
Common applications for DEWALTDEWALT Products
3G Electric supplies DEWALT general purpose grinding wheels for carbon & stainless steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









