5/8" 16mm Nikasil Cylinder Flex-Hone 320 Grit Aluminum Oxide BRM BC58320AO

 5/8" (16mm) ALUMINUM OXIDE Material Flex-hone great for Nikasil Electrocoated or Chrome bores

Cylinder Head Hone for all engine valve guide applications utilizing a 0.600" to 0.650"  or  15mm to 16.5 mm bore.

320 GRIT

     Brand new sealed in package  engine cylinder head valve guide flex-hone

    This is NOT a brush but a hone with abrasive globules that will produce a controlled finish.

    Designed to work with bores from 0.600" to 0.650"

    Perfect for materials types, steel, bronze, etc. 

    The hone labeled as 5/8" but is slightly over sized to apply the required wall force

     Made in USA by the one of the best cylinder hone manufacturers, FLEX-HONE.

     320 grit, EXCELLENT for lifter bore or tube refinishing. 

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

     Hone 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. 

THIS TOOL HAS THE 8" long SHAFT for cylinder block rebuilding.

 Made in USA