The 9 Best Straight Flush Trim Router Bits (2023 reviews)

We are personally inclined towards freud straight flush trim router bit, it is not so pricy, but it overachieves its purpose and outstanding in important aspects. It can be used in many mill cutters because it is tougher and finer grain and that's where the recommendation for them comes into play for tougher materials. It includes two flute bits for faster cutting and three flute bits for a superior surface finish.

These precision ground carbide bits have a grain size smaller than other grades, and titanium is added, making them impervious to chemical attack. It cuts up to 1.5 inches flush. A decent flush trim bit, the bearing is smooth and no wobble. It is good for template following or edge jointing.

The cutting surface is 1-1/2" long. It is made of two sheets of mdo plywood glued together at 1" thickness.

Why We Like This:

Easily cuts plywood and other woods
Makes clean, flush and great cuts every time
An accurate and professionally made tool
Well made tool with great potential for trim work

Best With Bearing guide: Yonico Straight Flush Trim Router Bit

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We know from years of feedback from readers, customers and amazon sellers, what most people want in a convenient and appropriate bit. The yonico straight flush trim router bit is exactly that - it's a simple bit that hits all the right notes. The bodies of yonico 1/2 inch and 1/4 router bit sets are milled using a cnc machine. It is manufactured from a single piece of solid hardened steel with fully enclosed and lubricated bearings. It’s a great bit that sheers cleanly, and accurately. It is a perfectly balanced bit (+/-.003 tolerance) which will operate without any vibration at speeds up to 25, 000 rpm.

The cutting edge is a fraction of an inch longer than the bearing is so it cuts slightly more than intended. It can be used with either a top or bottom template. It cuts beautifully without any burn or tear out. It works well for a rookie routing.

Why We Like This:

Yellow finish shows signs of wear after one use
Has bearings top and bottom and have used it both ways
Good brand reputation

Best For professional Trimming Work: Kowood Straight Flush Trim Router Bit

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Compared with other bit in this category, the kowood straight flush trim router bit has a convenient design. This flush trim router bit features 20 individually brazed carbide tips in a compression design in order to eliminate chipping. It provides a clean and accurate cut with a durable powder coating finish. The cutting length is 2” and 2 3/4” for the 16 and 20 flute bits, respectively. This is a great idea, to introduce the concept of spiral cutterheads to router bits. It really makes quick work of your project.

This router bit is HUGE and a BEAST. It is designed specifically for professional trimming work. It makes a perfect cut even on end grain. This is great for cutting out patterns.

Why We Like This:

Worked well, sharp, cutting with little or no effort
Good investment for long term

Best For mortise: Wolfride Straight Flush Trim Router Bit

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The wolfride straight flush trim router bit gives the top-tier bit a run for their money by offering flagship specs at a much more affordable price. If you have a router that takes a 1/4 inch shank, these will work well. It is used to cut hand holes in wood boxes using a cut template. The bits are well constructed and cut nicely, but the 1/4" pattern bit is just over 3/. They provide good clean cuts.

These bits have a 1/4 inch shaft, so you will just need a model that accepts 1/4 inch bits. It fits the palm router to add to that it is packaged in plastic housing for protection. These are each individually housed in a protective reusable case. It comes with coating to prevent the accumulation of wood chips, resin and asphalt.

Why We Like This:

Inch shank pattern flush trim router bits with bearing, useful for trimming, grooving
Suitable for density board, solid wood, mdf, particleboard, etc
Very sturdy bits and packaged very well
Each bit was individually packaged in plastic housing for protection

Best For making repeatable patterns: TOOLDO Straight Flush Trim Router Bit

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Best part: tooldo straight flush trim router bit costs comparatively low and it is available to ship in 24 hours. This is a good value for a diy wood worker. It has a central 14-inch circle with no cutting edge. The collets that hold the bearing in place are well constructed and hold fast. They are well-centered on the shaft, so there isn't any wobble.

These flush trim bits are great for making repeatable patterns from a template or matching a laminate to the substrate profile. It comes in 4 sizes and has a few extra bearings and collars. The set comes with extra hardware, which is nice.

Why We Like This:

Very clean, smooth cutting with no tearout
Come in two types and also suitable for a home diy shop
Spare bearing and locks are a great addition
Worked great on cutting board templates

Best With Bottom Bearing: Kreg Straight Flush Trim Router Bit

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This is a nice quality bit, with guide bearings both above and below the sharp, carbide cutters. It's a normal straight cut bit, it's sharp, and cuts cleanly. The bit is sharp, cut well, and the bearing turns freely. Compared to some no-name bits this felt sharper out of the box and has held up well over a few test cuts. It's perfectly straight so there's no wobbling or smoking and it just does it's job.

Since this is a straight bit it works best if you don't try to hog off too much material at once. The bit comes in standard packaging to keep it protected while not in use, the bearings run very smoothly and don't make any noise.

Why We Like This:

Made, aimed at the hobby market, and priced accordingly
Two bearings makes trimming and patterns easy
Excellent quality bit for edge and profile routing

Best For metal: Baytory Straight Flush Trim Router Bit

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The baytory straight flush trim router bit is suitable and reliable and fits well with your daily purpose. The straight flush trim router bit set is an upgrade router kit designed for trimming a veneered surface flush with a substrate or using a template to create multiple identical pieces. It is made of shank, and the blade is made of tungsten steel. This series of bits are in a heat-treated process, providing maximum durability of use. It can be used for finishing solid wood, mdf, chipboard, plywood, etc.

The knife surface uses advanced spraying technology, which is beautiful, wear-resistant. It is suitable for all major desktop router workbenches, suitable for trimming machine, engraving machine, cutting machine and hanging router. This product is stronger, sharper, wear-resistant, more stable, more accurate in cutting, and can improve your work efficiency.

Why We Like This:

Precision ground, creating smooth cutting surface
Industrial grade carbide cutters, good quality for long service life
Suitable for wood, plastic board, laminate, particle board, plywood compact board, acrylic, etc

Best For Wood: Fivepears Straight Flush Trim Router Bit

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This 5/16” diameter (1/4” shank) flush trim router bit works as it should. It comes with anti-kickback design that provides higher stability and less vibration. The bearing works good (didn't overheat or seize) and it cuts cleanly. This bit would work great if you are using a router table to keep the work piece flat.

This bit is way more versatile than a spiral bit. It is suitable for wood, mdf, particleboard, plywood, compact panels, acrylic. The bit is well protected from damage for sure. The biggest thing is how this performs and it does so flawlessly. This bit is a nice long flush cut bit with a bearing at the tip.

Why We Like This:

Delivers what they promise
New and hot release

Best With Top Bearing: PROMSA Straight Flush Trim Router Bit

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The promsa straight flush trim router bit's high-end materials makes sure that it ages well with use. This is a long cutting edge. It is made of high quality hard alloy, and the blade is sharp and smooth. It glides nicely over the pattern or edge it's trimming, cuts precisely, and doesn't balk as long as you don't take off too much with one bite. The flush trim router bit improves the blades with the c3 high. It provides increased strength and utmost resistance.

It is used for regrooving door and window frames to allow insulation inserts to block wind and drafts. The bearing works well and the bit is solid. This is a long bit and the thicker the material approaches the 3” maximum the less material you can remove and the slower it will cut.

Why We Like This: