Whitworth - External Threading Insert

11ER 40W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

11ER 36W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

11ER 32W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

11ER 28W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

11ER 26W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

11ER 24W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

11ER 22W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

11ER 20W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

11ER 19W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

11ER 14W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

16ER 72W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

16ER 60W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

16ER 56W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

16ER 48W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

16ER 40W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

16ER 36W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

16ER 32W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

16ER 28W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

16ER 26W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

16ER 22W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

16ER 20W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

16ER 19W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

16ER 14W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

16ER 12W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

16ER 11W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

16ER 10W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

16ER 9W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

16ER 8W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

16ER 7W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

22ER 8W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

22ER 7W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

22ER 6W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

22ER 5W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

27ER 4.5W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

27ER 4W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

27ER 3.25W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

27ER 3W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread

27ER 2.75W PTX - Whitworth 55° External Right Hand Threading Insert - Posithread