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7/32-20 BSW Right Hand Thread HSS Taper, Plug & Semi-Bottom Tap Three (3) Piece Set (working replacement for #12-20), Stanley Plane Restoration Tools, see #10, 13, 14 & 15 on the attached Stanley Plane Parts Diagram
A bottom tap allows chasing and tapping threads very close to the bottom of blind holes as found in the cast-iron base of the plane, in the frog, and also in the slotted round nuts used to secure knobs and totes. This semi-bottom tap will allow threading a blind hole to within 3/16” of the bottom
HSS Die has an external diameter of 13/16”High Speed Steel (HSS) will stay sharp longer than High Carbon Steel (HCS). Wholesale cost of HSS is 12 times that of HCS.Cutting fluid reduces friction and helps produce smoother threads. *** Please wear your safety glasses ***
We will combine shipping on multiple items and refund the savings. Receive a $3.00 refund on this item when you order more than one item for shipping at the same time.
M-WTCA organization members will receive a 10% discount rebate. Send us a message and let us know you are a member. We will send your rebate promptly through . Thank you for supporting Mid West Tool Collectors Association.
