A thread meter is a device that is used to verify the acceptance of an internal or external threaded part. Third Coast Gage & Calibration offers "Thread Gage Calibration" on screw caps and thread rings up to 6 inches in diameter. Our smaller diameter of the ring meter should be measured with an bore meter, an internal measuring machine or fixed limit plug meters. Our sales and engineering team is pleased to help you meet all your standard and special requirements. For more information,...