-
Tricone Roller Bits IADC517 9,5 tommur (241mm)
-
Rotary tricone bitar IADC517 9 7/8″ (250 mm) fyrir hart rokk
-
Þrjár keilur steinbitar IADC517 10 5/8" (269 mm)
-
Rotary rock bit IADC517 11 5/8″ (295mm)
-
Snúnings þríkóna bita IADC517 12 1/4" (311 mm)
-
Þrjár keilurbitar IADC517 13 5/8" (346mm)
-
API hnappabor IADC517 17 1/2" (444,5 mm)