Catalog no. 011.154.02 to 011.154.13 Screw , 3.5mm Material Stainless steel 316L,316LVM, Titanium Holes 2,3,4,5,6,7,8,9,10,11,12,13 Proximal Screw Locking Screw 3.5mm Screw Length 10mm to 40mm (Diff. 2.0mm) Distal Screw Locking Screw 3.5mm Screw Length 10mm to 40mm (Diff. 2.0mm)