Gerdins leather perforation tubes are made from top-quality steel and provide the customer with great flexibility in terms of quantity and tube design. We have 50 years' experience in manufacturing leather perforation tubes, and we are able to offer prompt deliveries of standard products from a stock which comprises more than 2.500 different varieties of perforation tubes. Standard Single edge prickers are availble in 19mm and 32mm height. Dia:3mm