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The EAGLE CUTTING TOOL MT-030-050-B-I is an M3.0x0.50 high-speed steel (HSS) metric bottom tap designed to cut internal threads to the bottom of a blind hole. At 3.0 mm nominal diameter with a 0.50 mm thread pitch, this tap suits precision threading tasks in metal fabrication, mechanical assembly, and repair work. The bottom (plug-style finishing) geometry allows threading closer to the base of a blind bore than a taper or plug tap can achieve. HSS construction provides the hardness and wear resistance needed for threading steel, aluminum, brass, and similar materials.
This tap is used in machine shops, maintenance facilities, and field repair applications where metric bottom-thread finishing is required. It is appropriate for hand tapping with a tap wrench or for use in low-speed machine tapping setups. Typical applications include threading blind holes in structural components, brackets, housings, and fastener-mount locations where full thread engagement depth is critical to joint strength.
Designed as an OEM-style replacement or direct-use metric bottom tap for M3.0x0.50 thread applications in hand tapping and machine tapping operations on standard metric-threaded assemblies.
Tapping should be performed by a machinist or qualified tradesperson using a properly aligned tap wrench or tapping head. Always apply cutting fluid appropriate for the workpiece material to extend tap life and improve thread quality. Back the tap off periodically to break chips, especially in deep blind holes. Secure the workpiece firmly before tapping to prevent misalignment that can cause tap breakage.
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