Hexagonal net widely used for enclosure protection of mechanical equipment , guardrail on ... (BWG)Inchmm3/8"10mm27,26,25,24,23,22,211/2"13mm25,24,23,22,21,20,5/8"16mm27,26,25 ... ,24,23,223/4"20mm25,24,23,22,21,20 ... ,191"25mm25,24,23,22,21,20,19,181 ...