SIDE LOCK HOLDER: NT40 X 12MM

* Side lock holders are the most common way for holding end mills * A machine taper is a system for securing cutting tools or toolholders in the spindle of a machine * These side lock holders are hardened, precision ground and balanced for smooth and accurate running *

* Most common way of holding end mills and slot drills for milling * Available in a wide range of sizes * All arbors have draw bar thread for pulling up into taper for secure holding *

* Most common way of holding end mills and slot drills for milling * Available in a wide range of sizes * All arbors have draw bar thread for pulling up into taper for secure holding *