Inquiry (采购产品): Please contact me We are a manufacturer of aerospace and industrial filters and I am looking for information and quotes on piercing tubing for our filter cores. We use stainless steel and aluminum perferated sheet and form it into round cores but want to look at outsourcing as a less expensive alternative. Please call: 727-849-9999 x 4386 to discuss **** Hidden Message ***** Frank Goldman 34654 Company: Pall Corporation E-mail: frank-goldman@pall.com **** Hidden Message ***** frank-goldman@pall.com