With the 7 point, 1 in 25 mm snap blade, you have 7 fresh blades in one If the first blade loses its edge, simply snap off the tip and you have a brand new, razor sharp edge Dial locking system makes adjusting and replacing blades easy and safeStainless steel blade guideHeavy duty ABS bodyLarge 1 in 25 mm blade7 snapoff segments for a total of 8 cutting edges per bladeDial lock blade locking systemEasy to replace bladesIncludes one 25 mm snapoff blade