Inquiry (采购产品): Borescope I need to inspect some connections by drilling a hole and using a borescope to view the connections behind a 3 inch concrete panel in about a 2 inch wide space. **** Hidden Message ***** Doug Timmons 33176 USA Company: Cornerstone Engineering Phone: 786-236-4712 Fax: 305-255-1729 E-mail: timmonsdt@aol.com **** Hidden Message ***** timmonsdt@aol.com