TLS621-34 Tools - Hand Ventilator Setter, #621-34 (EACH)

Hand ventilator setter for setting 3/4" ventilators. 1.) Punch 9/16" hole in material use our Item #ARP4900916 Arch Punch or on vinyl use our Item #ARP4900716 Arch Punch. 2.) Lay ventilator neck up on base, place material over ventilator, now slip ventilator ring on bow side up. A few even taps with an Rawhide Mallet #TLS395-2R will set ventilators. 4" length, 1" width, weight - 14 oz.