1、This angle V block features high accuracy and is easy to operate and high‑efficiency. 2、Widely used for drilling, milling and setup applications on milling machine, planer and others. 3、Made of premium tool steel quenched nickel plating, surface hardened, sturdy and durable. 4、Clear graduations, etched graduations, very clear and not easy to fade away. 5、Adjust the tightness, the angle can be adjusted steplessly according to the cursor indication, and the nut can be tightened.