Cut Thread Fractional Bottom Tap - 11/16 Inch 16 NS - Hanson

The Hanson 1557 Cut Thread Fractional Bottom Tap is engineered for precision threading in demanding automotive and industrial applications. This high carbon steel tap, measuring 11/16"-16 NS, is specifically designed for cutting threads to the bottom of blind holes, making it an indispensable tool for professional mechanics and machinists. Its robust construction and specialized design ensure consistent, clean thread production in challenging materials.

Key Features

• High Carbon Steel Construction: Provides exceptional hardness and wear resistance for extended tool life and reliable performance.
• Bottom Tap Design: Ideal for threading holes to their full depth, crucial in blind hole applications where traditional taper or plug taps cannot reach.
• 11/16"-16 NS Thread Standard: Produces precise National Standard (NS) threads to a Class 2B fit, ensuring secure fastenings and component compatibility.
• Highly Polished Flutes: Facilitate efficient chip removal, reducing friction and preventing clogging during tapping operations for smoother thread cutting.
• Four Flute Design: Offers increased rigidity and strength, promoting accurate alignment and superior thread quality.
• Made in USA: Manufactured to stringent quality standards, ensuring durability and professional-grade reliability.

Applications

This Hanson bottom tap is essential for a wide range of repair and fabrication tasks. It is particularly useful for re-threading damaged threads in existing components, creating new threads in blind holes for fasteners, or general fabrication work where precise internal threads are required. Common applications include automotive engine repair, chassis work, industrial machinery maintenance, and custom metal fabrication projects where threading close to the bottom of a bore is critical.

Specifications

• Manufacturer: Hanson
• Model Number: 1557
• Product Name: Cut Thread Fractional Bottom Tap
• Size: 11/16 Inch - 16 NS
• Thread Class: 2B
• Material: High Carbon Steel
• Number of Flutes: 4
• Tap Style: Bottoming
• Origin: Made in USA