Sample preparation is very important for the end result of the test. One mm difference on a 15mm width sample gives a 6% deviation. Messmer Buchel produces a rectangular cutter with two solid gliders and a robust frame. This gives the cutter perfect accuracy and a long lifecycle.
Rectangular puncher
Having an accurate cut sample is equally as important as having an accurate instrument. The base of this precision cutter is made of a solid piece of steal. The blades are made of hardened steel giving you a perfect sample.