BRM
FLEX-HONE
7 MM HONING TOOL
180 GRIT
MADE OF BORON CARBIDE
FOR VALVE SLEEVE INSERT OR VALVE GUIDE..
PRODUCES A CONTROLLED SURFACE CONDITION
UNOBTAINABLE BY ANY OTHER METHOD...
WILL RADIUS THE PORTS WHILE IT HONES THE WALLS.
SOFT CUTTING ACTION ,SELF ALIGNING TO THE BORE,
AND SELF COMPENSATING FOR WEAR...
HAS MANY USES...