Brush Research BC21420 Flex-Hone®, 2-1/4" (57.2mm) Diameter, 20 Grit, Silicon Carbide, for Mild Steel, Stainless Steel, Cast Iron and Softer Ferrous

Brush Research BC21420 Flex-Hone®, 2-1/4" (57.2mm) Diameter, 20 Grit, Silicon Carbide, for Mild Steel, Stainless Steel, Cast Iron and Softer Ferrous

[QUALITY]-Proudly Made in the USA. Quality and consistency you can count on made from the inventors and makers of the tool. [DESIGN]-The FLEX-HONE is intentionally manufactured oversized. This engineered oversize creates the optimal amount of pressure inside the cylinder wall allowing the tool to be self-centering, self-aligning and self-compensating for wear and easy use. [FINISHING BENEFITS]-Offered in a wide variety of grits to achieve specific finishing tolerances as well as a beautiful crosshatch finish. Ideal for rebuilding hydraulic and pneumatic cylinders, engine and brake cylinders, valve guides, pumps, compressors and more. [CROSSHOLE DEBURRING]-Accomplish finishing and deburring simultaneously in a single setup. Can be used in virtually any rotating spindle from a hand drill, drill press or CNC equipment. [20 GRIT SILICON CARBIDE ABRASIVE]-Excellent on mild steel, stainless steel, cast iron and other softer ferrous materials. Typically achieves a finish of 125 - 250 Microinch (3.2 - 6.3 Micrometer). [WHAT'S INCLUDED]-1 Each of a BC Standard Duty FLEX-HONE: 2.250" (57.2mm) Bore Diameter, 3" Abrasive Part Length, 0.245" Shank Diameter, 8" Overall Length. For Use on Bore Diameters Between 2.126"-2.250". PLEASE NOTE: ORDER BY BORE SIZE.