SiBore™ SB431 Drill


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  • Includes option of a Honda® GX 35 4-stroke engine with 1.6 hp
  • Transmission is enclosed, grease-lubricated with spur gear reduction
  • Weather-resistant, tough, nylon accessory case thatholds Package includes (1) MS-10 motor stand, (6) 36″ long boring rods, (1) swivel cable puller, (2) boring heads, (2) augers, (3) 32" extensions, and (1) SiBore Drill

The SiBore™ Drill is an efficient, lightweight horizontal boring machine ideal for landscapers, sprinkler system installers, plumbers, electricians, fiber optic and cable installers, and tool rental companies. The SiBore™ Drill is so compact it will fit in the truck of your car! Powered by a Honda® multi-position, 4 cycle engine, this horizontal auger can power through the toughest clay soils getting you under that sidewalk or patio.

The SB431 is the best of both our SB216 and SB215 microBore models. This kit includes all the accessories of the 1" microBore model and the 2" and 4" augers plus extensions of our traditional model.

The SiBore™ Drill uses a waterless-boring method so there's no mud to deal with and little clean up. Your perfect “go to” portable, trenchless digging solution. Pair with GeoRipper® handheld trencher for safest, most efficient production.

Jack Baggs

The horizontal drill performed exactly as intended….Utilizing this equipment saved much labor.  In addition, the health of the landscaping adjacent to the foundation of my house was preserved…

Michael Wagstaff

I bought one, and I love