Features: ● Material: carbon steel● Product Usage: used for deburring, chamfering of the workpiece and punching of tapered tapered holes. It can also be used for perforating wood boards, plastic boards and other boards.● Compared with a chamfering device or dinar, the blade is sharper, the hardness is higher, and the chamfering surface is smoother and smoother.● Strong, and wear-resistant● Quantity: 5pcs set Package Included:5pcs chamfering toolsSpecifications:Material: IronColor: SilverSize1: Approx.55.9x6.35x12.7mm/2.20x0.25x0.5inchSize2: Approx.6.35x47.5x12.7mm/0.25x1.87x0.5inchSize3: Approx.6.35x49.7x9.5mm/0.25x1.95x0.37inchNote:1. Please allow 1-2mm errors due to manual measurement, please make sure you do not mind before ordering.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.