Description
HSS Metric Fine Tap M11 x 1.25 Bottom – Somta Series 511
The SOMTA 5111123 – M11 x 1.25 HSS Metric Tap is a precision-engineered bottoming tap ideal for threading the bottom of blind holes in steel, cast iron, and non-ferrous materials. Designed for fine-pitch threads, this straight flute tap features a high-speed steel (HSS) construction for durability and wear resistance in both hand and machine operations. With a bottoming chamfer and a 1.25 mm pitch, it’s ideal for threading close to the bottom of holes without overshooting. Commonly used in high-accuracy applications, including mold-making, toolroom work, and fine mechanical assembly.
Key Features & Benefits
- Fine Pitch Metric Thread – M11 x 1.25 for precision fit in mechanical assemblies.
- Bottoming Chamfer – Designed for threading near the bottom of blind holes.
- Straight Flute Design – Optimized for through and blind holes in short-chipping materials.
- High-Speed Steel (HSS) – Provides excellent cutting edge retention and wear resistance.
- Right-Hand Cutting – Standard cutting direction for compatibility with most setups.
- Versatile Use – Suitable for hand tapping and machine tapping operations.
Technical Specifications
- Part No: 5111123
- Thread Size: M11 x 1.25 (Fine Pitch)
- Tap Type: Bottoming (for blind holes)
- Flute Type: Straight Flute
- Material: High-Speed Steel (HSS)
- Thread Direction: Right-Hand
- Cutting Application: General-purpose use in steels, aluminum, and non-ferrous materials
- Standard: Metric ISO
Why Choose the SOMTA 5111123 Bottom Tap?
- Ideal for Blind Holes – Chamfered to cut full threads near the hole bottom without excess depth.
- Durable HSS Build – Retains sharpness and performs consistently across multiple cycles.
- Precision Fine Threading – For components requiring tight tolerance and smooth thread engagement.
- Industry-Proven Quality – Trusted by machinists, toolmakers, and maintenance professionals worldwide.
The SOMTA 5111123 M11 x 1.25 Bottom Tap is your go-to solution for fine-pitch internal threading in blind holes—offering accuracy, durability, and dependable performance in a wide range of machining environments.
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