PDT - Cruise Line Montana Jack Scaler Yellow by Pdt SKU 943-1846AA 123 $37.99 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out Montana Jack Sickle Scaler - adds exclusive access advantages to an H6-7. Thinner for superior interproximal access. Contoured 25 degree to adapt to posterior. Double-ended. Resin Sunshine Yellow handle. Lightweight, 13 gram.