The Carmex Carbide Tiny Tools Back Turning Tool (MXR) is a precision carbide cutting tool designed for small turning tasks. Its specialized back-turning geometry enables accurate rear-surface finishing on tiny workpieces with clean, repeatable results. Crafted from premium-grade carbide (Grade BXC) for exceptional hardness and wear resistance, it’s built to withstand the demands of small-part production. With a min diameter of 4.1 mm and a reach of 22 mm, it fits into tight spaces while preserving cutting rigidity.

Engineered for reliability in workshop environments, this compact tool is ideal for engineers, machinists, hobbyists, and manufacturers who value precise finishing and dependable performance in limited-access areas.

• Back-turning optimization for backside surfaces: The MXR geometry is designed to deliver accurate, smooth rear-surface finishes on small parts, promoting repeatable results with fewer passes.
• Compact 4.1 mm min diameter with 22 mm reach: Lets you access tight internal features and deep pockets without compromising rigidity or surface quality.
• Grade BXC carbide for durability and wear resistance: Delivers long tool life and steady performance in challenging materials, reducing downtime and replacement frequency.

With its back-turning precision, compact reach, and durable carbide, this tool helps you finish small parts faster, improve workflow, and consistently achieve high-quality rear surfaces—enhancing overall productivity and confidence on every job.