The GB31280AO FLEX-HONE® tool for surface finishing and deburring is designed for bore sizes between 3.251" and 3.500". Featuring 3.50" of abrasive globules which are composed of 80 grit Aluminum Oxide (AO). Excellent for Aluminum, Brass, Bronze, and softer non-ferrous materials. 240 AO is commonly used for deglazing Nikasil cylinders. 80 grit generally provides an Ra Finish range of 45 - 64 Microinch (1.2 - 1.6 Micrometer).
Can be used in virtually any rotating spindle
Commonly used for finishing, deburring, and edge breaking
Excellent on Aluminum, Brass, Bronze, and softer non-ferrous materials. 240 AO is commonly used for deglazing Nikasil cylinders
Proudly made in the USA
Self Centering, Self Aligning, Self Compensating for Wear
Typically achieves a finish of 45 - 64 Microinch (1.2 - 1.6 Micrometer)
![BRM GB31280AO FLEX-HONE®, 3.500" (89mm) Bore, 13.5" OAL, 80 Grit, Aluminum Oxide (AO)](/vendors/1175201/large/GB_Flexhone_Packaged_2022.jpg "BRM GB31280AO FLEX-HONE®, 3.500" (89mm) Bore, 13.5" OAL, 80 Grit, Aluminum Oxide (AO)")
