Mac Tool Knuckle Saver Original Square Shank Design Never used - Old Stock Contains the following 19mm - M19CWKS 18mm - M18CWKS 17mm - M17CWKS 16mm - M16CWKS 15mm - M15CWKS 14mm - M14CWKS 13mm - M13CWKS 12mm - M12CWKS 11mm - M11CWKS 9mm. - M9CWKS 8mm. - M8CWKS 6mm. - M6CWKS
