Forstner’s drills have come out for woodworking, cutting holes, and refining wood edges with exceptional precision. Designed for minimal breakage when exiting the material, the Forstner drill bit is the best tool for drilling holes.

Benjamin Forstner developed this single drill in the mid-1800s. It has a cutting edge of teeth around the perimeter and a small sparrow in the center. Also, the parts are available in various sizes, up to two inches or more in diameter.

Forstner bits open a flat bore, making them an indispensable tool for many hardware installations where precise insertion depth is required. Forstner drills, unlike others, focus on the wide outer tip of the nose.

Generally, it allows them to connect with a hole punch to drill corner holes, overlapping holes, and corner holes in the material. One of the boundaries of Forstner’s exercises is that they tend to move or slip. Therefore, it is better to use them in a drilling machine.

The drill is so stable that it can be used for straight and clean drilling even when drilling a partially open hole.

What is a Forstner drill bit used for?

There are so many more distinct models and ideas on the market today that they are suitable for specific jobs. If your job requires wood and plastic, you need to know how to use the Forstner bits, which you can use with a portable electric drill.

How to use a Forster bit

With this problem in mind, let’s take a look at using Forstner bits with a portable drill, which can be a little tricky. All you will need for this work is a flat piece of wood at least 3/4 “thick and a few clamps.

Step 1:

Cut a piece of cutting element to a proper size, transmitting enough space when it’s time to attach the jig to the workpiece.

Step 2:

Install the Forstner jug ​​on the drill, which you will use to process the workpiece. Make sure the drill bit is wide enough to pierce the element.

Step 3:

Keep the old wood onto the divine surface. You have to push through the crowbar, and the cutting surface will act as a base plate to reduce cutting.

Step 4:

Start drilling a hole in the trim. It’s okay if the beat works a little at first. It will make a clean hole when the main blades contact the wood. Keep the drill speed low for better control.

Step 5:

Drill the hole downwards, following the bit as vertical as possible. Pull the end back and loosen the clamp.

Step 6:

Keep the saw onto the workpiece in the desired position. Drill a hole in the jig directly into the workpiece to complete the hole.

Why use them?

Forstner parts are different in their capacity to drill overlapping holes, cuts at the edges of the workpiece, and corner holes at the front. The nose will cut regardless of whether the center engages with the workpiece. This feature is exclusive to bit Forstner.

Another advantage of this unique edge geometry is that it allows the part to be easily sharpened when needed. And since the tendency to heat is less, the amount stays sharp longer.


Why would I use a Forstner bit?

The primary purpose of the Forstner drill bit is to make clean flat holes in the bottom of the wooden object. You can also use it for overlapping holes, large diameter holes, and corner holes. There is a minimal break when removing Forstner bits from the spot. In addition, it has a fully flat bottom hole, so a Forstner drill bit is essential when exact hole depth is needed. These pieces also come in handy for neatly cutting the surface.

Can I drill straight through with the Forstner bit?

Yes, you can drill with a Forstner bit. Just adjust the drill with a Forstner bit at the workpiece. Ensure that the tip is wide enough to pierce the old wood completely. Drill a hole at the jig directly into your workpiece to finish the hole. The best way to prevent damage when drilling is to place wood on the bottom of the workpiece. It supports the workpiece and prevents it from breaking on the other side.

Can Forstner bits drill steel?

Regular bits don’t cut steel, so use a solid and durable part to get the job done. You can use two drill bits for metallurgical projects: cobalt and titanium. Most Forstner drill bits are made from high-speed steel (HSS) coated with titanium oxide. They are long-lasting, corrosion-resistant, and can penetrate steel and wood. So, we can say that Forstner drill bits can drill through steel.

Are Forstner bits better than spade bits?

Forstner bits are designed to create flat-bottomed holes. Although you can also use them for drilling, spade bits are faster. Generally, softwood is best when working with a spade bit. On the other hand, you can utilize a Forstner bit for soft and hardwoods. However, with more rough wood, you need to watch your speed. Work on low positions to avoid overloading the tool.

Final Verdict

Forstner drills the same hole without the aggression and damage caused by a different bit. Your drill will be clean, and there will be fewer breakages. 

However, the Forstner drill bit is unique, specialized for some tasks, and useful for drilling holes in tricky corners. Now that you know how to use a Forstner drill on both a hand drill and a drill, you need to practice more and become a pro.