4” Ball Hone

brian6pac said

This is the only one on eBay, WOW when did the price get this high, the last one I bought was about $30.00

BRUSH RESEARCH MFG CO INC GBD 4-1/4 320SC FLEX-HONE TOOL | eBay

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Yea I remember them much cheaper too. That one seems to be the higher end of pricing. Still can find them consisently in the $60s new for the Silicon Carbide. I think a used 4 1/8 320 just sold about an hour ago for $40.