-250x250w.png "Medium-Hard Varel International Style \"Model\" ETD57")
Model: ETD57
Manufacturer, Bit Name/Model Number: ETD57IADC Code: 637YSize Range (in): 6-1/8"Recommended WOB (lb/in. Diameter): 3500 - 6000Recommended Rotary Speed (RPM): 90 - 50Special Features/Usage: W..
$0.00
Model: HE67
Manufacturer, Bit Name/Model Number: HE67IADC Code: 647YSize Range (in): 8-3/8"Recommended WOB (lb/in. Diameter): 3500 - 6000Recommended Rotary Speed (RPM): 90 - 50Special Features/Usage: MW..
$0.00
Model: HE95
Manufacturer, Bit Name/Model Number: HE95IADC Code: 837ZSize Range (in): 8-1/2", 8-3/4"Recommended WOB (lb/in. Diameter): 5100-9100Recommended Rotary Speed (RPM): 60-40Special Features/Usage: MW..
$0.00