Coaxial Micro-Introducer Kit. || Greatbatch Part Number/Bard Access Systems Order Number/Part Description || 10636-001 || 8004011 || Kit Coax 10 Pack 4FR Bard || 10636-002 || 8005011 || Kit Coax 10 Pack 5FR Bard || 10636-007 || 8004012 || Kit Coax 10 Pack 4FR Bard || 10636-008 || 8005012 || Kit Coax 10 Pack 5FR Bard || 10636-009 || 8004022 || Kit Coax 10 Pack 5FR Bard || 10636-010 || 8005022 || Kit Coax 10 Pack 5FR Bard || The Coaxial Micro-Introducer set contains a 21 gauge disposable introducer needle, 0.018 inch floppy tip guidewire, and a radiopaque Coaxial Micro Introducer consisting of a sheath and dilator. The Coaxial Micro-Introducer Set is used to introduce up to a 0.038 inch guidewire or catheter into the vascular system following a small 21 gauge needle stick.