APEX APLIKATORLER Four Sided Film Applicator Aflexible and easy to use applicator, combining 4 gaps size in one unit. The cylindrical shape provides excellent results particularly on firm substrates and smooth surface. By simply rotation through 90 angles, the next gap size is placed onto the test surface. It is designed with ASTM D 823-25 and made of high-grade, corrosion-resistant stainless steel 440C.     Levelling Tester BGD 226 Leveling Tester is designed...