Drilled/ Slotted type Steel Core Vent is available with slot size 0.3 mm in the diameters 6, 8, 10, 12, 14, 15, 16, 18, 20, 25, 30 and 40 mm. The Core Vent comes in various finishes such as drilled, slotted, blanks etc. The Core Vent is fabricated using quality grade raw material which ensures durability of use along with long lasting trouble free service. Drilled/ Slotted type Steel Core Vent is application specific in design and accurate in dimension.