G22-504 G22504 Long Bevel Osteotome 7" Straight 1" (25mm) Calibrated G22-502 G22502 Long Bevel Osteotome 7" Straight 25/32" (20mm) Calibrated G22-500 G22500 Long Bevel Osteotome 7" Straight 3/8" (10mm) Calibrated