The Ultimate In Instrumentation
& Controls

By Superlok & Mako Products

Exclusive USA source for Superlok's patented Zero-Leak technology

Wholesale direct valves, fittings, tubing, and more

Industry leader in quality, valves, and service

Zero-Leak Technology!

Our exclusive Superlok tube fittings & valves include the patented and award-winning built-in gap gauge red rings

which pop off when you’ve tightened the tube fitting nut to the correct depth. This feature signals to users that the product is tightened to perfection without having to use an additional
gap gauge tool. Complete your project with confidence using
our i-Fitting products to save time & money, and to ensure safety & accuracy!

Save Time & Money

Award Winning

Safest Fitting on The Market

Built in Gap Gauge

Ensures Safety

Most Accurate Installation

Why Superlok?

i-Fitting Built in Gap Gauges- Zero Leak Technology

The built-in gap gauge on our exclusive Superlok i-fitting tube fitting is so accurate that we warranty them against leaks for life. Just tighten until the red ring pops away for a perfect connection every time, guaranteed.

Eliminate Over & Under Tightening

When you have tightened your tube fitting nut to the correct depth, the red gap gauge rings pop off, letting you know you have done it correctly, leaving no possibility of error.

Save Time & Improve Productivity

Improve your profitability & safety with this reliable and simple system. This one innovation will impact your operational excellence & productivity.

Zero Leak Technology Dramatically Reduces Human Error

These tube fittings incorporate a built-in gap gauge for safety and accuracy, allowing you to complete your projects with confidence.

Top Mako Products

Why Mako Products?

i-Fitting Built in Gap Gauges- Zero Leak Technology

Our exclusive Superlok i-fitting tube fittings include the patented red ring gap gauges greatly reduce over-tightening and under-tightening of comression tube fittings & valves.

Excellent Value & Quality

Mako & Superlok products are fantastic solutions when you want incredible
performance with industry leading valves,  fittings, tubing and more!

Increased Productivity

The i-Fitting greatly reduces human error meaning fewer mistakes and down time from leaks, increasing productivity and the profitability of your operation.

Top Industry Certifications

Mako products is an ISO 9001 certified company and we meet many other certifications including  Nuclear N Stamp, TUV certification, Lloyd’s Register certification, CNG Ball Valve, and many more

Integrity Focused

Mako takes the perspective that integrity matters in all things, and we try to live that out at every level of the company.

Devoted to Customers & Mission

Our faith and Values are essential to our operations.  When you choose Mako Products, expect to always receive a gracious attitude and devotion to customer satisfaction.

One Stop Shop

With Mako Products' vast array of solutions for fittings and valves, we're able to help you reduce your number of vendors. Tell us what you need, we'll help you find a solution.

Connect with Our Team

Our team is eager to help answer any questions you may have. Reach out by providing your information below and we'll gladly connect.

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Contact Info


13823 Santa Fe Crossings Dr Edmond, OK 73013

Find Us
E-mail Address

E-mail Us

Local: 405-509-2665
Toll Free: 1-844-200-MAKO (6256)


Industries We Serve:

Our exclusive Superlok i-fitting tube fittings include the patented red ring gap gauge that make it impossible to over-tighten or under-tighten.

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