OLYCRAFT Clay Hole Cutters
Size: about steel: 2mm in diameter, 110mm long;
steel: 4mm in diameter, 109.5mm long;
steel: 6mm in diameter, 112mm long;
steel: 8mm in diameter, 110mm long;
steel: 10mm in diameter, 116mm long;
steel: 14mm in diameter, 110.5mm long;
steel: 16mm in diameter, 108mm long;
steel: 18mm in diameter, 110mm long