The Wiseman Threading Tools Second Lead Metric HSS Tap Right Hand - M15x1 is a precision internal-threading solution built for professionals and serious hobbyists. Crafted from high-speed steel and ground to exacting tolerances, this tap is designed to deliver clean, accurate threads with dependable performance in a busy workshop.

• Second lead design: a two-start thread that accelerates cutting progress while maintaining thread quality, helping you finish tapped holes faster without sacrificing accuracy.
• Right-hand, metric thread M15x1 with a 1.0 mm pitch, ideal for general-purpose metric holes in a variety of metals.
• ISO 529 compliant geometry: ensures compatibility with standard metric workpieces and taps, making it a reliable choice for shop alignment and repeatable results.
• High-speed steel, ground thread, uncoated: a versatile, durable option that performs well across common metals such as steel, aluminum, and cast iron without the constraints of coatings.
• Single-tap design with a square drive: the classic tap form shown in the image integrates smoothly with standard tap wrenches, giving you solid control and predictable engagement.
• Long, straight shank for stability: helps reduce deflection and maintain concentricity as you guide the tap through the workpiece.
• General-purpose threading tool: well-suited for repair work, prototype builds, and production runs where dependable thread quality matters most.

Typical use scenarios include tapping through-holes or blind holes in steel, aluminum, or cast iron to create robust internal threads for fasteners. For best results, pair this tap with a compatible drill size and cutting oil, start the thread with a light touch, and use steady, consistent torque to draw the tap through the material. Clean chips frequently to prevent binding, and back off to break the chip if you feel resistance.

Why choose this Wiseman tap? It combines a proven two-lead design with precise ground-thread geometry in a durable high-speed steel body, giving you dependable performance across a range of projects. Whether you’re assembling machinery, crafting metal components, or performing maintenance on equipment, this M15x1 right-hand tap delivers accuracy, speed, and longevity in a single, practical tool.