Somta Somta Series 521 - HSS Straight Flute Short Hand Second (Intermediate) Tap BSW 1-3/4" x 5 TPI

Achieve precise and consistent Whitworth threading with the SOMTA Series 521 HSS BSW Tap 1-3/4” Intermediate. Designed for general hand tapping, this high-speed steel (HSS) tap ensures durability and accuracy, making it ideal for through-hole and blind-hole applications.

Thread Size: 1-3/4” BSW (British Standard Whitworth)
Standard: ISO 529
Material: High-Speed Steel (HSS) for enhanced strength and wear resistance
Thread Form: 55o flank angle for precise and secure Whitworth threading
Tolerance Class: Class 2 for a standard thread fit
Flute Type: Straight flute for effective chip removal
Lead Type: Intermediate lead for balanced cutting performance
Cutting Direction: Right-hand cutting
Application: General-purpose threading across various materials

This 1-3/4” BSW Whitworth tap is engineered for high-precision threading, making it ideal for applications requiring secure and reliable British Standard Whitworth threads. The intermediate lead provides a perfect balance between taper and bottoming taps, ensuring smooth and efficient cutting with optimal chip evacuation.

Workshop professionals
Precision machining
Vintage restoration and maintenance
General Whitworth threading needs

SOMTA’s high-performance threading solutions are designed for durability and precision. Upgrade your toolkit today with SOMTA’s precision-engineered HSS BSW Whitworth taps!