GBD512180AO FLEX-HONE, 5.500" (140mm) bore, 17.5" OAL, 180 Grit, Aluminum Oxide (AO), Flex-Hone Tool, Mfr#: GBD512180AO

Flexible Cylinder Hone, Compatible Bore Diameter – Maximum 5 1/2 in, Compatible Firearm Caliber Not Applicable, Stem Diameter 0.35 in, Abrasive Length 6 in, Overall Length 17 1/2 in, Abrasive Material Aluminum Oxide, Grit 180, Operating Speed – Maximum 600 RPM, Primary Material Application Stainless Steel, Compatible Bore Diameter – Minimum 5 in, End Marking Color Red, Stem Marking Color Black