Forney 72753 4-Inch by 5/8-11 Knotted Cup Brush .020 Carbon Steel Description The Forney 72753 4-Inch Knotted Wire Cup Brush is ideal for fast, heavy duty cleaning of large surfaces, removing weld scale, rust and burrs. Designed for use in high speed electric drills. Forney Industries is one of America's longest operating family-owned metal working product companies. Founded in 1932, Forney offers more than 5,000 products for the hardware, automotive, farm and ranch and do-it-yourself markets. 4-Inch (101.6-mm) by 0.020-Inch (0.306-mm) with 5/8-Inch - 11 threaded arbor. Max 8,500-RPM. Proof of purchase required. neglect, negligence or accident, or that has been used in any way contrary to the purpose intended. Features: This are easy to use This are highly durable This is manufactured in China Click on the (BY FORNEY) name above in blue under the title to view our full catalog of Welders, Abrasives, Chain/Wire Rope, Tools and more! Product Details: Material: Metal Brand: Forney Grit Material: Carbon Steel Bristle Type: Knotted Wire Product Dimensions: 4"L x 4"W Manufacturer: ‎Forney Part Number: ‎72753 Item Weight: ‎8 ounces Country of Origin: ‎USA Item model number: ‎72753 Is Discontinued By Manufacturer: ‎No Size: ‎4-Inch-by-.020-Inch Color: ‎No Color Style: ‎Knotted Wire Material: ‎Metal Shape: ‎Circular Installation Method: ‎arc-welding Item Package Quantity: ‎1 Number Of Pieces: ‎11 Speed: ‎8500 RPM Cutting Diameter: ‎101.6 Millimeters Measurement System: ‎standard Accessory Connection Type: ‎5/8"-11 Arbor Included Components: ‎Forney 72753 4-Inch by 5/8-11 Knotted Cup Brush .020 Carbon Steel Batteries Included?: ‎No Batteries Required?: ‎No Warranty Description: ‎90 day warranty against manufacturer defects Assembled Diameter: ‎101.6 Millimeters Date First Available: August 17, 2005