Size: 1/8 inch size with 27 NPT (National Pipeline Taper). Cutting action: The right-hand cutting tool has a cutting action that rotates clockwise. Function: Designed to clean or rethread damaged or blocked pipe threads. Widely used: Ideal choice for pipe fittings without any additional treatment or coating. Durable: Heat-treated steel material, durable construction, high strength, high hardness, corrosion-resistant. QWORK