Drill bit set
Top diameter size - 3.17
Bottle tip diameter size - [0.3mm to 1.2mm] , [1.1mm to 2.0mm] , [2.1mm to 3.0mm]
Profile - Cylindrical
Top diameter size - 3.17
Bottle tip diameter size - [0.3mm to 1.2mm] , [1.1mm to 2.0mm] , [2.1mm to 3.0mm]
Profile - Cylindrical