Replacement inserts : http://www.zzwtools.com/product/4688589/
Locking ScrewItemDescription2995-0050MS5 locking screw M5x8 for 0046-0912, 0046-09152995-00670046-0914, 0046-0916, 0046-0917, 2508-0012, 2508-0016, 3508-0012, 3508-0016, 3508-0018, 2509-0010, 2509-0012, 3509-0010, 3509-00122995-0081MS810 locking screw M8x10 for 2509-0014, 2509-0016, 3509-0014, 3509-0016