This new 5 piece tap and die set is listed as 9/32-24 UN M2 HSS LH and is suited to Stanley plane restoration or similar repair work where this thread specification is needed. As a left-hand tap and die set, it may be useful for replacing, chasing, or restoring matching threads during tool maintenance. Free shipping is included, which can help if you are comparing total purchase cost. This item is likely best for buyers who already know the exact thread size and left-hand requirement they need for a restoration project. Check the listing for full details, including compatibility with your specific Stanley plane model and any included pieces. 9/32-24 UN M2 HSS LH 5 Piece Tap & Die Set, Stanley Plane Restoration Tools. Condition: New. Listed at 34.95 USD. 9/32-24 UN M2 HSS Left Hand Thread 5 Piece Tap & Die Set, Stanley Plane Restoration Tools,see #8 & 8A in blue on the attached Stanley Parts DiagramThis tap & die set will let you thread and chase the plane iron depth position brass nut and the plane iron depth position stud and hole in the back of the frog.