Sigma tile cutter for work, I know the inches and centimeters, but have no idea what the second set of numbers on the red bar are for ( the further spaced ones ).
SPARE PARTS AND ACCESSOIRES FOR TILE CUTTER SIGMA 6 | eBay
Sigma TC24E Replacement Handle For 3A,3B,5,5A,5B,5M,6 Tile Cutters – Floorsupplies.net