Self Tapping The screw threads are designed to provide maximum retention in the cortical bone. Needle and needleless options. Special design handle for suture and needle reserve Ergonomic handle design REF PRODUCT DESCRIPTION 16.150.012 2.0mm suture anchor TI without needle 16.150.013 2.8mm suture anchor TI without needle 16.150.014 3.5mm suture anchor TI without needle 16.150.015 3.5mm suture anchor TI with needle 16.150.016 5.0mm suture anchor TI with needle 16.150.017 5.0mm suture anchor TI without needle