Included in S.U.R.& R.'s FT351 Deluxe High Speed Flaring Tool. Replacement piece available to replace lost or damaged components. Product Features:3/16/4.75mm-DIN Replacement die set for FT351Smooth channel of die will not scar tubingLong grip surface will keep the hardest tubing in placeWorks with S.U.R.& R.'s alloy tubing as well as stainless, coated and steel tubing