4" 4.000" (101mm) Heavy Duty Flex-Hone Engine Cylinder Ball Hone

Commercial version hone with 50% more globules for longer tool life and faster honing

320 GRIT

      -  Brand new sealed in package Commercial Version engine cylinder hone is for 3.725" to 4.065" BORES.

      - That includes the popular engine bore sizes of 4.00", 4.030", 4.060" inch bores.

      - Perfect for Chevy small blocks but will work with other engines as well.

      - Made in USA by the  best cylinder hone manufacturers.

     - 320 grit, GOOD for re-ringing jobs or final bore.

     - Tool is labeled as 4.000" diameter but is actually slightly larger to apply the required wall force for a 4" bore.

      - Tool is self centering and is easy to use (email for questions)

     - Tool can be used with a 3/8" or 1/2" chuck portable drill or drill press


This patented Flex-Hone is the best way to create a Cross Hatch surface finish with suspended globule working abrasives.

 Contact us for more information as we use this hone on all of our race motors.  Most of the engine hone articles reference this exact brand and type of tool.  THIS TOOL HAS MORE GLOBULES and THE 13 1/2" LONG SHAFT for production, commercial engine honing.

 ITEM IS BRAND NEW NEVER REMOVED FROM FACTORY PACKING,

See our other auctions for other sizes/grits or HONE OIL, Cylinder Wash Brushes .... We have hundreds of hones in stock