Features 1. Chamfer size adjustment: Loosen the screw, rotate to select the scale size, adjustable from 0.1 to 0.9 mm, then tighten the screw. 2. Sharp tungsten steel double blade: Features a triangular tungsten steel blade that aids in pulling and supporting, providing strong and durable performance. 3. Mini body: Lightweight design, easy to operate with one hand, enabling fast cutting of right angles and rounded corners. 4. Blade replacement: Use a compatible wrench to remove the hex socket screw from the baffle. Unscrew the screws to take off the equilateral triangular blades from the lower baffle. An open-ended wrench can be used to remove the blade screws. 5. Multiple package options: Black Package 1, Black Package 2, Black Package 3, Black Package 4, Black Package 5, Black Package 6. 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 Size: 15.8 x 5.8 x 4.8 cm Weight: 495 g Package Include: Pneumatic Chamfering Tool Set