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HSS Tap UNC Inter-9/16x12
HSS Tap UNC Intermediate – 9/16 x 12
This high-speed steel (HSS) intermediate tap, also known as a second tap, is manufactured for producing precise internal threads to the Unified National Coarse (UNC) standard, sized 9/16" x 12 TPI (threads per inch). With a medium lead-in taper, it provides smooth cutting action and accuracy, making it suitable for both through holes and blind holes. Typically, it is used after a taper tap and before a bottoming tap in a full tap set.
Key Features:
Size: 9/16" UNC (12 TPI)
Type: Intermediate (Second) tap – versatile for general-purpose threading
Material: High-Speed Steel (HSS) for durability, hardness, and wear resistance
Thread Standard: Unified National Coarse (UNC) – widely used in engineering, construction, and heavy-duty fastening applications
Applications: Ideal for repair, fabrication, automotive, maintenance, and industrial workshop use
Durable and accurate, this intermediate tap ensures reliable thread formation and long service life across a wide range of materials.
