The MICRO-TEC Reducing Bush MT4–MT3 is a precision-machined Morse taper reduction sleeve designed to adapt MT3 tooling for use in MT4 spindle machines. It provides a secure, accurate fit, allowing greater flexibility when using drills, reamers, and other Morse taper tools. Ideal for use on drilling machines, milling machines, and lathes, this reducing bush ensures proper alignment, reliable torque transfer, and smooth operation. Built for workshop and industrial environments, it is an essential accessory for maximising tooling compatibility.

• Allows MT3 tooling to be used in MT4 spindle machines
• Expands tooling compatibility across workshop equipment
• Precision fit for accurate alignment and smooth operation
• Ideal for drills, reamers, and Morse taper tools
• Suitable for professional workshop and industrial use