Sturdy and Durable Deburring Tool：The blades are made of highly durable high speed steel (HSS), making them sharp, strong and wear-resistant, with a smooth blade action. HSS steel typically lasts 80% longer than ordinary steel! The blades are replaceable, so there is no need to buy new ones Easy to Use Deburring Tool：The resin deburring tool handle attachment head has a spring-loaded bayonet design, just press the button on the deburring cutter to change the blade, simple and easy to use deburring scraper blade for you! The replacement blades can be placed in the plastic box Flexible Design, Efficient Working Tools：3D printer rotary milling tool designed with a 360-degree swivel head for easy access to tight areas, allows for coarse to extra-fine deburring to perfection, suitable for both right-handed and left-handed users, comfortable to hold so it is always at the perfect angle to the edge of the workpiece Multifunctional Deburring Tools：Our 3D printing deburring tool is perfect for