Brush Research BC8M400BC FLEX-HONE®, 0.315" (8mm) Diameter, 400 Grit, Boron Carbide Abrasive (Pack of 1)

[QUALITY]- Proudly Made in the USA. The FLEX-HONE is long lasting, lowering total cost of use compared to other brush options. [DESIGN]- The FLEX-HONE is manufactured to be self-centering, self-aligning and self-compensating for wear for easy use. [FINISHING BENEFITS]- Offered in a wide variety of grits and abrasives to allow machinists to achieve specific finishing tolerances as well as a beautiful crosshatch finish. [CROSSHOLE DEBURRING]- Ideal for finishing and deburring simultaneously in a single setup. Can be used in virtually any rotating spindle. [BORON CARBIDE ABRASIVE]- Medium to high carbon steels and heat-treated steels to 50 Rc. It is also useful in titanium.