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HSS Tap UNC Bott.-5/16x18
HSS Tap UNC Bottoming – 5/16 x 18
This high-speed steel (HSS) bottoming tap is designed for cutting precise internal threads to the Unified National Coarse (UNC) standard, sized 5/16" x 18 TPI (threads per inch). With a very short lead-in taper, the bottoming style tap is ideal for threading blind holes to full depth, ensuring maximum thread engagement and secure fastening.
Key Features:
Size: 5/16" UNC (18 TPI)
Type: Bottoming tap – engineered for threading close to the bottom of blind holes
Material: High-Speed Steel (HSS) for strength, durability, and wear resistance
Thread Standard: Unified National Coarse (UNC) – widely used across general engineering, fastening, and construction applications
Applications: Suitable for repair, maintenance, automotive, fabrication, and workshop use
Durable and accurate, this bottoming tap ensures clean, precise threads and dependable performance in a wide range of materials.
