Blade tip shape: The center pointed blade has a rounded tip, while the flat bottomed blade has a rectangular flat tip.
Application scenario: The central sharp blade is commonly used for cutting and carving work, which can achieve detailed cutting and fine line engraving; The flat bottomed sharp knife is more suitable for making flat bottomed grooves and concave holes of different shapes.
Cutting method: The center pointed blade controls the cutting depth by adjusting the tool depth; Flat bottomed pointed knives, on the other hand, meet different machining needs by adjusting the cutting depth and tool shape.