In soil that is not self-supporting, use the Ultra X3 375 8-in (20-cm) fluted reamer (P) X 24k Swivel The 8-in (20-cm) hole for product pull back is retained due to the fluted design compacting the dirt. With the pull eye included, operators can ream and pull back product at the same time. .

The Ultra X3 375 drill system is the largest of the sizes offered at this time. A non-torqued spline connection system optimizes the time it takes to perform tooling switches — without the need for special tools or breakout devices — and offers compatibility with a wide range of pilot bits and pullback configurations. .