Drill America Hex Rethreading Die, 7/16"-20 Thread(0)No Reviews yet SKU: DA-DWTHX71620 MPN: DWTHX71620 $7.42 $8.24 Qty: -+ Quantity discounts available QuantityPrice DetailsDetailsFor re-threading or "cleaning" bruised or rusty threads. Ideal for maintenance. Carbon steel hex shaped die. Reviews 0 Back Ratings & ReviewsNo reviews availableBe the first to Write a Review