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Anyone who has spent a full shift at a cut-off saw knows the routine. Read the tape, slide the stop, make the cut, check the length, and do it all again. By afternoon your eyes are tired, and one misread number turns a good board into scrap. An automatic saw stop takes that part of the job off your hands. It moves to the exact length you need, every single time, so you can focus on feeding material and keeping the saw busy. This post covers how these machines work, where they save money, and what to check before you buy one.
How Does an Automatic Saw Stop Actually Work?
Think of it as a motorized carriage on a rail beside your saw. You type in a length, or tap a line on your cutlist, and the carriage drives to that spot and holds it. The better machines use the same kind of linear bearings you find on CNC machine tools, which is why they repeat so well over a long day. RazorGage builds its RG3 this way, with a near zero backlash planetary gearhead and stroke lengths up to 60 feet. Control happens on a touchscreen, so there is no tape to squint at and no dial to nudge by feel. Fraction keys let the operator change a position in a few keystrokes, which helps when your drawings are in fractions and not decimals.
Why Does Manual Measuring Cost More Than You Think?
Nobody budgets for small errors, but they add up. A cut that is a sixteenth short can’t be fixed. A tired operator who skips a check once or twice a week creates waste that never shows up as a line item. Then there is the time. Every measure, mark and adjustment takes a few seconds, and across hundreds of cuts those seconds become hours.
Shops that cut the same part lengths day after day lose the most, because a machine can store those numbers while a person has to remember them. Automation also takes pressure off new hires. Someone who started last week can still cut accurate parts when the stop does the positioning.
Stop Mode or Pusher Mode: Which One Fits Your Shop?
Most systems can work in two ways. As a stop, the carriage waits at the length and you slide the material up to it. As a pusher, it moves the stock forward to the blade by itself. According to dealer listings, RazorGage stop systems can be used either way, with push force adjustable up to 200 pounds and carriage speed up to 60 inches per second. They come in left-of-saw and right-of-saw layouts, in lengths from 3 feet to 35 feet, and they are built to order in the USA.
Stop mode suits heavy or oddly shaped parts where you want to control the feed by hand. Pusher mode makes more sense if you cut a lot of lineal stock and want one person to run the saw with fewer movements.
Where Does Optimizing Software Fit In?
A stop that only moves is useful. A stop that helps decide what to cut next is better. RazorGage’s AutoList software reads your cutlist, sorts it by several criteria and works out cutting solutions that get more parts from each board. On the touchscreen you touch a line item and the machine moves into position. Press the Part Cut button and the quantity counts down, so you cut what you need and nothing extra.
It can also print labels, including one label per stack if you cut stacked material. The entry-level RGxT got a 10-inch tablet for this reason, since the bigger screen makes the settings and cutlist files easier to handle. Optimizing is optional, which means you can start simple and add it once your volume justifies it.
What Should You Check Before You Buy?
Start with the saw. Confirm the stop will work with your chop saw, upcut saw, downcut saw or drill press, and decide whether it belongs on the left or right side. Measure the longest stock you cut and add some room. Ask how cutlists get into the machine, whether by file download, network or typing them in, because each one changes your daily workflow.
Then ask about support, since a machine that goes down mid-week hurts. RazorGage lists a five year belt warranty on the RG3, which is a decent sign. Last, think about growth. An optimizing option you can add later is easier on the budget than replacing the whole unit.
Who Is RazorGage?
RazorGage is based in Ames, Iowa, and has been building programmable saw stops, automatic pushers and optimizing saw systems since 2001. Its customers are mostly cabinetmakers and other cutting operations that care about repeatable lengths. The company describes its line as machine tool grade positioning, and the choice of CNC style bearings and low backlash drives backs that up.
Final Thoughts: Is It Worth the Investment?
If your shop makes similar cuts every day, an automatic saw stop usually earns its keep through less scrap and fewer wasted minutes. For shops that want to go further, the RazorOptimal pairs RazorGage’s ST measuring system with a Cyclone 600 upcut saw. It can work around crayon-marked defects like knots and splits, and its pocket hole version also drills pocket holes and scribes face frame parts. Talk to the team about your saw, your stock and your volume, and they can point you toward the right setup.
FAQs
What is an automatic saw stop?
It is a motorized, programmable fence or pusher that positions material at the length you enter. The operator doesn’t measure each cut by hand, and the same length repeats accurately all day.
Can I use it with the saw I already have?
Often, yes. RazorGage says its RG3 works with chop saws, upcut saws, downcut saws, drill presses, and haunching, notching and punching machines. Share your saw model with the team and they can confirm the fit.
Is a saw stop the same as a pusher?
Not exactly. A stop holds a position for you to push material against, while a pusher moves the stock forward on its own. Many RazorGage systems can be used either way.
Does it really reduce waste?
Accurate, repeatable lengths already cut down on mistakes. Waste drops further with optimizing software like AutoList, which arranges your cutlist to get more parts out of each board.
What is the RazorOptimal?
The RazorOptimal is RazorGage’s optimizing saw system. It combines an ST measuring system with a Cyclone 600 upcut saw and works around crayon-marked defects. A pocket hole version is also available.
Contact Us
RazorGage Address: 57006 241st Street, Ames, IA 50010
Phone: 515.232.3188
Email: [email protected]
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