OLFA Heavy Duty Cutter BN-L 18mm, YellowOLFA Cutter BN L Due to the shape of the handle, the producer called it jokingly a "banana". Like this tasty fruit, the BN L cutter has also many tasty features: a contoured handle, a ratchet wheel blade lock and a heavy gauge stainless steel blade channel that holds blade tight. Blades are made from high quality carbon tool steel are produced using OLFA precise multi step production process for unparalleled sharpness and superior edge retention. Long