Check the listing for details. Kemmler Size 3 Quick-Change Tapping Adaptor M33 16.03.2520. Condition: New. Listed at 84.37 USD. Kemmler Precision Tapping Systems Kemmler Size 3 Quick-Change Tapping Adaptor M33 - 16.03.2520 System Size: Size 3 (Ø48mm Body) Type: Without Safety Clutch Condition: Brand New / Unused Technical Insight: The Kemmler 16.03.2520 is a heavy-duty Size 3 quick-change tapping adaptor designed for M33 taps. This version is built without an internal safety clutch, making it ideal for applications where torque limiting is handled by the tapping chuck or where rigid tapping is required. Precision-ground to ensure a perfect fit in standard quick-change systems, it features a 25mm locating bore and a 20mm square drive to securely hold large-diameter taps during high-torque threading operations. Note: This is a tool holder adaptor; the tap itself is not included. Please request a total before payment.