Osteotomes Concave Straight With Double Stopper JULL-DENT 003 Osteotomes are developed for Crestal Bone Condensation of the closed Sinus Elevation Techniques. These are used in Maxillary Areas or Upper Jaw region which are difficult to reach. We have specially developed the Stopper for easy use. We have put two stoppers to avoid the back movement of the first Stopper. Diameter Measurements: 1) Osteotome Concave-S 2.5 (Diameter till 4mm Length 1.9mm to After 4mm Length Parallel 2.5mm) JULL-DENT 003A 2) Osteotome Concave-S 3.0 (Diameter till 4mm Length 2.4mm to After 4mm Length Parallel 3.0mm) JULL-DENT 003B 3) Osteotome Concave-S 3.5 (Diameter till 4mm Length 2.9mm to After 4mm Length Parallel 3.5mm) JULL-DENT 003C 4) Osteotome Concave-S 4.0 (Diameter till 4mm Length 3.3mm to After 4mm Length Parallel 4.0mm) JULL-DENT 003D 5) Osteotome Concave-S 4.5 (Diameter till 4mm Length 3.8mm to After 4mm Length Parallel 4.5mm) JULL-DENT 003E Markings: 5mm, 7mm, 8.5mm, 10mm, 11.5mm, 13mm, 15mm.. Tip Material: TITANIUM GRADE 5 Concave Osteotomes Handle: These are made of NON MAGNETIC 316L Stainless Steel(NON RUSTING)