HEAVY DUTY SIOUX STYLE STONES THREAD 11/16"

 7 Pcs Stones

For Grinding Hard Nickel Chrome Valve Seats.

Stone Sizes

1-1/4" 

1-3/8" 

1-1/2" 

1-5/8" 

1-3/4" 

1-7/8" 

2" 

STONE THREAD - 11/16" X 16 TPI

STONES CAN BE DRESSED TO ANY ANGLE

VITRIFIED BOND 80 GRIT MEDIUM