Description Aluminum oxide and silicon carbide grain of the grinding wheel is made for long life and high material removal Type 11 shape of the grinder disc is made for maximum surface grinding coverage Metal backing for greater durability of the grinder wheel Proprietary material mix for aggressive grinding action Is Discontinued By Manufacturer : No Product Dimensions : 4.13 x 4.13 x 2.06 inches; 3.17 ounces Item model number : DW4961 Date First Available : May 23, 2007 Manufacturer : DEWALT Best Sellers Rank: #1,853,699 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #3,372 in Grinding Discs Customer Reviews: 4.5 4.5 out of 5 stars 824 ratings Product Description Featuring an exclusive material mix for aggressive grinding, DEWALT Type 11 HP Masonry Grinding Cup Wheels deliver premium performance, with a shape that offers maximum surface grinding coverage. A metal backing provides helps to increased durability, and 3 full sheets of fiberglass deliver strength and safety for the concrete grinding wheel. From the Manufacturer DEWALT DW4961 4″ x 2″ x 5/8″-11 Concrete/Masonry Grinding Steel Backed Cup Wheel
