G19-1288 G191288 Interchangeable Osteotome Blade 3/8" (10mm) Straight G19-1290 G191290 Interchangeable Osteotome Blade 5/8" (16mm) Straight G19-1292 G191292 Interchangeable Osteotome Blade 1" (25mm) Straight G19-1286 G191286 Interchangeable Osteotome Blade 1/5" (5mm) Straight