.875" X 1-1/2" X 6" Ultra-Flex Finish Brushes - R-22mm

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.875" X 1-1/2" X 6"  Ultra-Flex Finish Brushes - R-22mm

Part#: R-22mm
Reference chart below for more details of part# above.


WILL NOT ENLARGE BORE DIAMETERS! Removes tiny peaks and scuffs left after reaming or honing. Ideal for racing and high-performance applications — also for new engine cylinders that require low-tension rings. Same abrasive material used for plateau brushes.

See Chart below for complete list of other Ultra-Flex Finish Brushes

Part No.
For Hole Diameter(s)
Diameter Length Length
R-5.5mm 5.5 mm .241" 1" 4"
R-6.4mm 6.4 mm .275" 1-1/4" 4-1/2"
R-7mm 7 mm .309" 1-1/4" 4-1/2"
R-8mm 8 mm .343" 1-1/4" 4-1/2"
R-9mm 9 mm .378" 1-1/4" 4-1/2"
R-10mm 10 mm .413" 1-1/4" 4-1/2"
R-11mm 11 mm .481" 1-1/4" 4-1/2"
R-12mm 12 mm .516" 1-1/4" 4-1/2"
R-13mm 13 mm .550" 1-1/2" 5"
R-14mm 14 mm .618" 1-1/2" 5"
R-16mm 16 mm .688" 1-1/2" 5"
R-17.5mm 17.5 mm .756" 1-1/2" 5"
R-19mm 19 mm .825" 1-1/2" 5"
R-20.5mm 20.5 mm .893" 1-1/2" 6"
R-22mm 22 mm .875" 1-1/2" 6"
R-25mm 25.4 mm 1" 1-1/2"" 6"
R-200 32-45 mm 2" 2" 10"
R-250 45-47 mm 2.25" 2" 10"
R-300 57-70 mm 3" 2" 10"
R-350 70-82 mm 3.25" 2" 10"
R-400 76-89 mm 4" 4" 14"
R-450 89-102 mm 4.5" 4" 14"
R-500 102-114 mm 5" 5" 14"
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