Item description from the seller

Cylinder Hone / Engine Hone Head
Glaze Buster 

CAN BE USE BY HAND DRILL EASY OPERATION

HEAVY DUTY

Dual Carrier Set to Cover Most of The Small Cylinder Blocks

As Shown in The Image 

SIZE RANGE 
75 mm TO 150 mm /  3" TO 6"

STONE SIZE 1/2" x 1/2" x 4" / 12.5 MM X 12.5 MM X 100 MM

4 SETS OF HONING STONES 

EXTRA FINE , FINE + MEDIUM + COARSE

FEEL FREE TO ASK ANY QUESTIONS ?

OTHER SIZES AVAILABLE !
HAPPY TO COMBINE SHIPPING.

PLEASE NOTE: Import duties, taxes, and charges aren't included in the item price or postage cost. These charges are the buyer's responsibility. Please check with your country's customs office to determine what these additional costs will be prior to bidding or buying.