Check the listing for details. Pengo rock bit with carbide teeth, presumably for drilling 16" diameter with 2-. Condition: Used. Listed at 750.00 USD. This item was previously owned and/or operated by EBT & Associates, a civil, structural, and geotechnical engineering firm incorporated in 1978 by brilliant engineer Ewing Berkley Traughber. Berkley was consulting engineer in litigation stemming from the 1982 Pan Am crash in Kenner, LA.

$375.00
$750.00