Product Summary Simultaneously removes burrs from both sides of sheet metal. DB Handle with safety guard to protect your hand. Unique round cutting blades can be rotated and reversed for long life. For corners, use one blade only. Range: 0-12mm. What's Included DB1000 Deburring Tool x 1 set inner hexagon spanner x 1pc Features + BenefitsSimultaneously removes burrs from both sides of sheet metal. Unique round cutting blades can be rotated and reversed for long life. DB Handle with safety guard to protect your hand. Wear two round hole blades to make straight edge chamfering faster.