Outer Sleeve 3.50mm L6 Steco-System-Technik GmbH & Co. KG Sale! from 8250 /per Qty. Add to Cart Description Description Pack of 10 (Titanium Outer Sleeve D 4.00 / d 3.50 / L6.0) Titanium outer sleeve for surgical drilling templates compatible with titanium inner sleeves SKU: M.27.02.D350 Tweet