Somta Somta Series 541 - HSS Straight Flute Short Hand Bottom (Finishing) Tap UNC 7/16" x 14 TPI

HSS Bottom Tap UNC 7/16’ – Somta Series 541

The SOMTA 5411113 – 7/16’ UNC HSS Bottom Tap is designed to produce full-depth threading in blind holes thanks to its minimal chamfer (1-2 threads). Built from premium HSS with straight-flute tooling, this tap delivers consistent, durable performance in a broad range of materials and meets UNC standard threading specifications.

• Bottoming Chamfer (1-2 Threads) – Ensures maximum engagement down to the hole base.
• UNC Thread Form – 7/16’ coarse-thread specification.
• Straight Flute Geometry – Facilitates clean chip removal and precise threading.
• High-Speed Steel (HSS) – Delivers extended tool life and resistance to wear.
• Bright Finish – Helps reduce friction and improves thread clarity.
• Hand or Machine Use – Compatible with tap wrenches or tapping units.:contentReference[oaicite:5]{index=5}

• Part No: 5411113
• Thread Size: 7/16’ UNC
• Thread Standard: UNC (ISO 529 / ANSI B1.1)
• Tap Type: Bottoming (short lead)
• Flute Style: Straight flute
• Cutting Direction: Right hand
• Material Finish: High-Speed Steel (HSS), Bright
• Standard: ISO 2 (2B)

• Threading Deep Blind Holes – Ideal when maximum thread depth is essential.
• Highly Durable – Suitable for repeated use in instruments and workshops.
• Consistent Results – ANSI/ISO compliance for reliable fits.

The SOMTA 5411113 is the go-to tap when full-thread depth in UNC coarse threads is required in restrictive hole conditions.