The Hertel Straight Flute Tap is a precision threading tool designed for creating 1-1/8-7 UNC threads with professional results. Featuring 4 flutes with a plug chamfer design, this tap delivers efficient chip evacuation and smooth cutting action. Crafted from high-speed steel with a bright/uncoated finish, it offers excellent durability and performance across a variety of materials. The 3B class of fit ensures threads meet industry standards for accuracy and consistency. With a 5-7/16" overall length and right-hand configuration, this H4 tap provides comfortable handling and control during manual threading operations. Ideal for maintenance professionals, machinists, and industrial applications where reliable thread formation is essential. This straight flute hand tap combines quality construction with precision engineering to deliver dependable performance for your threading needs.