Whitworth - Internal Threading Insert

16NR 10W PTX - Whitworth 55° Internal Right Hand Threading Insert - Posithread

16NR 9W PTX - Whitworth 55° Internal Right Hand Threading Insert - Posithread

16NR 8W PTX - Whitworth 55° Internal Right Hand Threading Insert - Posithread

16NR 7W PTX - Whitworth 55° Internal Right Hand Threading Insert - Posithread

22NR 8W PTX - Whitworth 55° Internal Right Hand Threading Insert - Posithread

22NR 7W PTX - Whitworth 55° Internal Right Hand Threading Insert - Posithread

22NR 6W PTX - Whitworth 55° Internal Right Hand Threading Insert - Posithread

22NR 5W PTX - Whitworth 55° Internal Right Hand Threading Insert - Posithread

27NR 4.5W PTX - Whitworth 55° Internal Right Hand Threading Insert - Posithread

27NR 4W PTX - Whitworth 55° Internal Right Hand Threading Insert - Posithread

27NR 3.25W PTX - Whitworth 55° Internal Right Hand Threading Insert - Posithread

27NR 3W PTX - Whitworth 55° Internal Right Hand Threading Insert - Posithread

27NR 2.75W PTX - Whitworth 55° Internal Right Hand Threading Insert - Posithread