Largest Selection of Underground Tooling Available

Terra-Bore offers the largest selection of underground tooling and equipment for HDD Drilling, Vibratory Plowing, Compaction Boring and more. All Triple D tooling is manufactured in the USA, using USA sourced Steel, to the highest standards possible. We have an extensive selection of Rock Tools, Dirt Bits, Swivels, Drill Rods, Transmitter Housings, Back Reamers, Drive Collars, Duct Pullers, Crossovers, Air Hammers, Compaction Boring Bits & Reamers and Plowing Blades just to name a few. Terra-Bore is here to help underground contractors. Please email us if you have any questions about our products or services. We ship all packages under 150 pounds (and Valued $250 or more) FREE* to the lower 48 States. Shipments to Canada and Alaska receive a 25% shipping allowance against standard Ground Delivery Rates. LTL motor freight shipments to the lower 48 States, Alaska and Canada receive a 25% freight allowance. Canadian customers pay all Duties, Taxes and Brokerage fees.

* For complete shipping details, please refer to Shipping Information under “About Us”

Featured Products

Rock Drilling Tools
Back Reamers
Paddle Bits
Swivels & Duct Pullers
Spiral Fluted
Reamers w/Swivel
Pulling Blades
Pulling Slings
RotoBore Bits

News & Sale Items


TERRA-BORE’S Tail Pieces Are CNC Manufactured From Heat Treated Chrome-Moly Alloy Steel For Durability And Value. Tail Pieces Extend The Life And Versatility Of Your Sonde Housing! Read More


These high quality tools are for dry-boring in clay and other compressible soils. They are self feeding and produce clean, compacted borings. all Roto-Bore bits are machined from solid chrome-moly steel bar stock on state-of-the-art CNC lathes! Read More



No shipping and handling is charged to customers within the lower 48 States for standard "UPS Ground" delivery on orders of $100 or more before tax.

A $5 shipping and handling fee is charged on orders totaling less than $100 before tax and shipped to one address within the lower 48 States.

All HDD and Compaction Boring drill rods are excluded from this shipping policy.

Shipments to Hawaii, Alaska and Canada receive a 25% shipping allowance against "UPS Ground" and "UPS Standard" delivery rates. Customer pays all Duties, Taxes and Brokerage fees.

Motor freight shipments, over 150 pounds, to the lower 48 States, Alaska and Canada receive a 50% freight allowance. Customer pays all Duties, Taxes and Brokerage fees

Toro is a registered trademark of The Toro Company, Blooming, MN
DigiTrak is a registered trademark of Digital Control Incorporated , Renton, WA
Navigator and Vermeer are registered trademarks of Vermeer Mfg. Co, Pela, IA
Shark Tooth is a registered trademark of Consolidated Carbide, Lake Havasu City. AZ
American Augers, Ditch Witch, JetTrac and Subsite are registered trademarks of Machine Works, Perry, OK
Universal HDD is a registered trademark of Universal Horizontal Directional, Lake Zurich, IL
FastBack, FastReam, Eagle Claw, Melford Borzall, Directional Depot, Borzal and Zapalert are registered trademarks of Melford Borzall, Inc. Santa Maria, CA

None of the products listed on this website are manufactured by any of the above manufacturers.