For greater visibility and for intricate and delicate cutting needs - The blade cuts wherever your finger is pointing.
Swivel blade: helps cutting freely and very easily curves.
Complete control at fingertips: Hold the knife as you would hold a pencil and "drive" the knife with your thumb and middle finger.
Replacement blades available (#4148)
Tip: To replace the blade, twist the collar counter-clockwise to release. Insert new blade in the slot and tighten by twisting the neck.