Somta Series 521 - HSS Straight Flute Short Hand Second (Intermediate) Tap BSW 1/2" x 12 TPI Best Carbide HFC Variable Helix Nano Coated 4 Flute End Mill 1/2" D x 2-1/2" O.A.L – 0.030" Radius dial test indicator holder

dial test indicator holder

This plug can be fitted at floor level

Setting standard (included): 17"

grade 0 (code 4790-1000)

and other narrow internal features

Somta Series 521 - HSS Straight Flute Short Hand Second (Intermediate) Tap BSW 1/2" x 12 TPI Best Carbide HFC Variable Helix Nano Coated 4 Flute End Mill 1/2" D x 2-1/2" O.A.L – 0.030" Radius dial test indicator holderAchieve precise and consistent Whitworth threading with the SOMTA Series 521 HSS BSW Tap 1 2" 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. Key Features: Thread Size: 1 2" BSW (British Standard Whitworth) Standard: ISO 529 Material: High Speed Steel (HSS) for enhanced strength and wear resistance Thread Form: 55 flank angle