GSM Round Cutter is reduced to 10 times Factor = weight of sample in grams x 100 = 1.90 x 100 GSM = 190 Grams Features Single Solid Machine. 3 Metal Cutting Wheels perfectly synchronized to get precise 100cm2 cut. Holds complete grip on the fabric with minimal effort. With a smooth rotation the GSM Sample will be apart. Long lasting hardened metal wheels gives you smooth & long life. Last but not least, all of the above features comes with a economical price tag.