Brush Research GB33440AO Flex-Hone, 3-3 /4 inch (95mm) Diameter, 40 Grit, Aluminum Oxide, for Aluminum, Brass, Bronze and Softer Non-Ferrous Materials

Features

• [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.
• [40 GRIT ALUMINUM OXIDE ABRASIVE]-Excellent on Aluminum, Brass, Bronze, and softer non-ferrous materials. 240 AO is commonly used for deglazing Nikasil cylinders. Typically achieves a finish of 70 - 125 Microinch (1.7 - 3.2 Micrometer).
• [WHAT'S INCLUDED]-1 Each of a GB Standard Duty FLEX-HONE: 3.750" (95mm) Bore Diameter, 3.50" Abrasive Part Length, 0.310" Shank Diameter, 13.5" Overall Length. For Use on Bore Diameters Between 3.501"-3.750". PLEASE NOTE: ORDER BY BORE SIZE.