The Hertel 3/8-18 NPT Pipe Tap features 5 flutes and a regular hook design for efficient threading operations. Crafted from high-speed steel with a premium TiN (Titanium Nitride) coating, this interrupted thread pipe tap delivers superior durability and extended tool life even under demanding applications. The TiN coating reduces friction and heat buildup during operation, allowing for smoother cutting and improved chip evacuation. Designed specifically for creating 3/8-18 NPT threads with precision, this professional-grade threading tool is ideal for plumbing, mechanical, and industrial applications. The interrupted thread design helps prevent clogging and ensures clean, accurate threads. This Hertel tap (Part #R127437T) is manufactured by MSC Industrial to meet rigorous quality standards for consistent performance in both production and maintenance environments.