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SiBore SB431 Bore Drill Machine, green with black handle and tool kit for easy transport.

SiBore SB431 Bore Drill Machine

by Mini Trencher
$4,499.10

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SB431 SiBore Horizontal Boring Machine

The SiBore SB431 Bore Drill Machine delivers a powerful and compact solution ideal for horizontal boring tasks across various industries, including landscaping, plumbing, electrical work, sprinkler system installation, and fiber optic or cable installation. Its lightweight design allows for easy transport in the bed of a truck or even a car, making it a convenient choice for professionals and tool rental businesses on the move.

Equipped with a dependable Honda® GX 35 4-stroke engine producing 1.6 hp, the SiBore SB431 handles the toughest clay soils efficiently, enabling seamless boring beneath sidewalks, patios, and other challenging obstacles. The drill features an enclosed, grease-lubricated transmission with spur gear reduction to ensure durability and smooth operation. This versatile machine incorporates the best qualities of previous microBore models, and its innovative waterless-boring method eliminates mud, significantly reducing clean-up time and improving overall workflow.

The complete kit includes a weather-resistant nylon accessory case and a full set of essential tools—from boring rods and heads to augers and extensions—making it a convenient, trenchless digging solution that helps preserve landscaping while boosting productivity. For enhanced safety and efficiency on site, it can be paired with compatible handheld trenchers, making the SiBore SB431 Bore Drill Machine a reliable choice for various horizontal boring applications.

  • Powered by a Honda® GX 35 4-stroke engine with 1.6 hp
  • Enclosed, grease-lubricated transmission with spur gear reduction
  • Includes a weather-resistant, tough, nylon accessory case
  • 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
  • Lightweight and compact horizontal boring machine fitting in a truck or car
  • Uses a waterless-boring method with no mud and minimal clean up
  • Horizontal auger capable of boring through toughest clay soils
  • Combines features of SB216 and SB215 microBore models
  • Kit includes accessories for 1" microBore, and 2" and 4" augers plus extensions from the traditional model

Ready to order? Add to cart above or contact us for help picking the right setup.