HJ475, 4-3/4" HYDRA-JAR AP (DAH DRILLING JAR), HVOF, XT39 BOX X PIN.

HJ650, 6-1/2" HYDRA-JAR AP (DAH DRILLING JAR), HVOF, NC50 (4.5IF) BOX X PIN.

HJ650, 6-1/2" HYDRA-JAR AP (DAH DRILLING JAR), HVOF, NC46 (4.5XH or 4.0IF) BOX X PIN.

HJ425, 4-1/4" HYDRA-JAR AP (DAH DRILLING JAR), HVOF, NC31 (2.8IF) BOX X PIN.