Specifications H cross hatch cutter is applicable to determine the adhesion of organic coatings by cross-hatching. This instrument is designed for assessing the resistance of paint or related coatings to separation from substrates when a right-angle lattice oattern is cut into the coating, penetrating through to the substrate. The Cross Hatch Cutters conform with the requirements of :BS 3900 E6;BS/EN ISO 2409;ASTM D 3359;GB/T 9286, ,it is economy. Main Technical Parameters: 1.Six working side blades:When the blade edge is not sharp enough, users can loosen the boat type nut and top thrust screw to change blade. 2.Multi-cutting blades spacing:1mm/2mm/3mm 3.The number of square:25squares/100squares