Somta Series 541 – HSS Bottom Tap UNC 5/8″ x 11 TPI

SKU: 5411593

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Sale price$86.34

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Description

HSS Bottom Tap UNC 5/8″ x 11 – Somta Series 541

The SOMTA 5411593 – 5/8″ x 11 UNC HSS Bottom Tap is a high-precision tool designed for creating full-depth threads in blind holes. Manufactured from high-speed steel (HSS), this bottoming tap features a short chamfer (1–2 threads) that allows threading close to the base of the hole. It conforms to Unified National Coarse (UNC) standards, making it ideal for heavy-duty tapping in steel, cast iron, aluminum, and general-purpose metals.

Key Features Benefits

  • Bottoming Chamfer – 1–2 lead threads for threading to the bottom of blind holes.
  • UNC Thread Form – Standard 5/8″ diameter with 11 threads per inch for coarse-thread applications.
  • Straight Flute Geometry – Provides efficient chip evacuation and steady cutting action.
  • High-Speed Steel (HSS) – Offers excellent wear resistance and heat tolerance.
  • Bright Finish – Reduces friction and enhances surface finish of threads.
  • Manual or Machine Use – Compatible with hand tap wrenches or powered tapping systems.

Technical Specifications

  • Part No: 5411593
  • Thread Size: 5/8″ x 11 TPI
  • Thread Standard: UNC – Unified National Coarse
  • Tap Type: Bottoming (short chamfer for blind holes)
  • Flute Style: Straight flute
  • Cutting Direction: Right-hand
  • Material Finish: High-Speed Steel (HSS), Bright
  • Standard: ANSI / Unified Inch

Why Choose the SOMTA 5411593 UNC Bottom Tap?

  • Optimized for Blind Holes – Ensures full thread engagement close to the base of the hole.
  • Durable HSS Construction – Maintains performance in tough materials and repeated use.
  • Accurate Coarse Threading – Complies with UNC standards for secure, load-bearing threads.
  • Versatile Industrial Use – Ideal for mechanical, structural, and repair applications.

The SOMTA 5411593 bottom tap delivers clean, consistent 5/8″ UNC threads in demanding blind-hole applications. Built with quality HSS and a short chamfer, it’s a reliable choice for professionals in machining, assembly, and maintenance environments.

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