Features 1. Chamfer size adjustment: Unscrew the screw, rotate to select the scale size, adjustable from 0.1 to 0.9 mm, and tighten the screw. 2. Sharp tungsten steel double blade: Features a triangular tungsten steel blade for strong and durable performance. 3. Compact design: Lightweight body for easy one-handed operation, enables fast cutting of right angles and rounded corners. 4. Blade replacement: Use a matching wrench to remove the hex socket screw from the baffle. Unscrew the screws and replace the equilateral triangular blades. 5. Multiple package options: Available in various set configurations. Specification Idle speed: 30000 RPM Chamfer ability: C0.1-C1.5 Adjustable depth: 0.1-0.9 mm Chamfer aperture: 7 mm Style: Set 1, Set 2, Set 3, Set 4, Set 5, Set 6 Material: Metal Color: Black Dimensions: 15.8 x 5.8 x 4.8 cm Weight: 495 g Package Includes: Pneumatic Chamfering Tool Set