Reverse Circulation Down Hole Hammer
For Well, Bridge and Foundation Drilling

For the ultimate control and efficiency when hammer drilling look closely at Holte Drilling Tools.  No other company can offer entire systems and solutions from rig to bit.

Reverse Circulation Hammer Technology is where Holte shows experience. With 30 + years of designing and manufacturing alongside our customers job specific needs we has been able to develop some of the most efficient, durable tooling available that incorporates innovative solutions no other DHH can match.  Our large diameter hammers, in fact, continually set the benchmark for the industry, helping you stay one step ahead.

Holte's patented grout through hammers are the only hammers in the world that have proven successful in drilling down the hole, then grouting on the way out by simply switching a valve.

Whether you need a hammer for specific conditions or just a standard design that draws on our past, proven knowledge of drilling you can rely on Holte to work with you and get the job done faster.  We can manufacture and heat treat in house any single piece hammer up to 43” (1092mm) to ensure the ultimate balance between strength and durability of materials.

We also offer Quad (cluster) Drills for even larger hole solutions.


Bolt together design allows rotation in both directions

Quick change bit system allow quick access to bit with hand tools without removing hammer from drill string

Oversized center return allows effective large debris removal for faster penetration

Carburized center tube spans throughout hammer to minimize wear from cuttings

Piston design transmits power to button face breaking rock into large pieces versus grinding them to dust

Designed to operate at higher pressure due to simple piston design and advanced porting

Patented key drives eliminates weigh and length offering better versatility

Patented valve design allows versatility, while protecting working parts from debris



© Copyright Holte Manufacturing - Veneta, Oregon. Drilling supplies and drilling equipment design, consultation and field applications.

Your #1 source for foundation and well drilling products, drilling supplies, and tools. Reverse Circulation / RC drilling equipment and drill pipe specialist. Hole Hammers, Casing Drivers, Extractor Hammers, Perforators, Casing Cutters, Top Head Drivers, Air Inlet Swivels, Mast modification, Grout Inlets and refurbished drill rigs. We also speicalize in Secant retaining wall construction and bridge construction. Please contact us at (541) 935-5054 for consultation, drilling supplies and or sales questions.

All products are Made in the USA!

We are also proud to make a wide variety of high-quality
Glue Mixing products, machines and tanks used all over the world.

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