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The World's Most Efficient High Shear Bentonite Mixing Systems Built for HDD, Core Drilling, and Mining.

At Surface to Surface, Inc., we deliver cutting-edge mixing systems designed to empower contractors across industries. With over 30 years of innovation and dedication, our equipment ensures efficiency, sustainability, and operational excellence for your most challenging projects.

Why Choose Surface To Surface?

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Four-Point Shear Technology

Our proprietary mixing system simultaneously mixes, shears, agitates, and delivers fluid to your drill. No other mud mixer on the market matches this capability.

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Fully Hydrated Fluid, Faster

STS mixers produce completely sheared bentonite drilling fluid in minutes, reducing your fluid prep time and maximizing yield from every bag of bentonite.

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Gas, Diesel, and Electric Configurations

Every STS mixer is available in multiple power options to match your jobsite conditions — from remote surface drilling to underground mining operations.

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Global Distribution, Local Support

STS mixing systems are stocked and supported by authorized distributors across North America, South America, Europe, and Australia.

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Products

Our state-of-the-art fluid mixing systems optimize performance for horizontal directional drilling, mineral exploration, and construction waste management. From efficient mixers to advanced solidification technologies, Surface to Surface delivers reliable solutions that drive success.

MAC JR-1200

Mix-Clean-Recover
MAC JR 1200D MAC JR 1200E MAC JR 1200EP MAC JR 1200G
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MINI MAC-950

MINI MAC
MINI MAC 950E MINI MAC 950D
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M-750

M-750G M-750D M-750E
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M-500

M-500G M-500D M-500E
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M-375

M-375G M-375D M-375E
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M-1500

M-1500 Mixer
M-1500G M-1500D M-1500E
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FL-243-116E

Flail Solidification mixer
FL-243-116E
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30

Years of Invention and Expertise

Surface to Surface is a global leader in high-quality mixing systems. Our mission is to empower contractors with solutions that save time, reduce costs, and prioritize sustainability.

About Surface to Surface

Industries

We serve industries across North America, South America, Europe, Australia, and beyond. Our innovative mixing systems are trusted for their performance in horizontal directional drilling, mineral exploration, and construction waste management, even in the most demanding environments.

Unsure of which industry suits you best?

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