🔺【Adjustable Speed and Angle : 】: This pneumatic chamfering machine has 1-5 adjustment and thickening knobs, freely adjust the gear speed you need. The chamfer size can be adjusted at will. The safety switch is used to prevent accidental touch to protect the user's safety at all times. 🔺【Stable Speed & Higher Trimming Efficiency】: It can withstand high impact and high speed, with little vibration, low resistance and lower loss. The speed is increased and the chamfer is smoother, and the machine is more durable. This portable arc burr trimmer chamfering machine is equipped with high-precision tungsten steel indexable blades for higher cutting efficiency, fast and convenient. 🔺【Purpose】: The current thinnest nut lock bearing is used, which can be chamfered in the narrowest and shallowest space, suitable for various angles, such as straight edge chamfering, inner and outer round hole chamfering, irregular chamfering, The keyway polygonal chamfer. Used for metal trimming arc corner R side. 🔺【Easy Operation】: This 45-degree chamfering machine has a new lightweight design, small and exquisite, and can be easily operated with one hand. Use the matching wrench to easily adjust the chamfer size and replace the blade. 1/4 inch metal filter, free speed: 30000 RPM, air consumption 0.4/min. 🔺【After-sales service】: We guarantee to provide you with the most satisfactory shopping service. Whether you have any questions about our products, please contact our customer service department. We will try our best to help you solve all the problems, Manufacturer: shuqiu