You need to use the right drill bit type to achieve the best results. When drilling aggressively or at a shallow angle, you should swap your usual drill bit type with a parabolic or standard flute twist bit. While these bits seem similar, they function differently. Look at the differences between parabolic and standard flute twist bits to determine which one will work for you.

Parabolic Flute Twist Bits

Parabolic flute twist bits, also known as “high helix” or “fast spiral twist bits,” have a more aggressive helix angle than standard flute bits. The parabolic flute has grooves along the length of the bit, which indicate the helix angle and allow for faster and more efficient chip removal. The flute design also allows for better heat dissipation, making these bits ideal for drilling applications that generate a lot of heat, such as working with stainless steel or titanium.

Advantages of Parabolic Flute Twist Bits

This drill bit offers several opportunities for improved drilling performance. The aggressive helix angle and flute design facilitate chip removal to reduce drilling time. The wider flute design also prevents chips from getting stuck in the bit, minimizing the risk of clogging and increasing productivity. Furthermore, the drill bit’s improved heat dissipation properties prevent heat buildup and extend the bit’s lifespan. These features make parabolic flute twist bits dependable and efficient for various applications.

Drawbacks of Parabolic Flute Twist Bits

High Cost

While parabolic flute twist bits work well, you should consider their drawbacks. First, the price of parabolic flute bits is higher than standard flute bits, although their superior performance and longevity justify the cost.

Aggressive Cutting Action

Another potential downside of parabolic flute twist bits is their aggressive cutting action. While this makes them perfect for drilling through hard materials, it can be too much for soft materials; it may even damage them! A standard flute bit may be more suitable for softwood or plastics.

Fast Drilling Speed

Their fast drilling speed can increase the need for a steady hand and great control of the drill. If you drill carelessly, you could risk over-drilling or unintentionally damaging the material.

Despite the drawbacks of parabolic flute twist bits, their benefits outweigh the negatives, especially when dealing with hard materials that need fast, aggressive drilling.

Common Applications of Parabolic Flute Twist Bits

Parabolic flute twist bits are best for drilling hard metals. With exceptional chip-removal capability and heat dissipation properties, they are must-have tools for challenging drilling. These bits are also great for deep-hole drilling, making them suitable for geological exploration and structural work.

The aerospace and automotive industries use these drill bits for their precision and speed. Parabolic flute twist bits are the go-to choice for excellent results if you need high performance and efficiency in drilling.

Standard Flute Twist Bits

Standard flute twist bits have a shallower helix angle than parabolic flute bits. In other words, they have a shallower groove and a smaller chip space, resulting in slower chip removal. They are more suitable for drilling through soft materials, such as wood or plastic.

Advantages of Standard Flute Twist Bits

Standard flute twist bits offer just as many advantages as parabolic flute bits. Firstly, they provide control and precision during drilling due to their shallow helix angle, which makes them perfect for delicate or detailed work. Secondly, their slower chip removal rate is less aggressive, making them suitable for work materials prone to splintering or cracking. Also, standard flute twist bits are more affordable than parabolic flute twist bits, making them budget-friendly for basic drilling needs.

Drawbacks of Standard Flute Twist Bits

While standard flute twist bits are known for their control and affordability, you should be aware of their limitations before using them. These bits are not designed for high-speed drilling, meaning they may not produce results up to your standards. Using a standard flute twist bit on dense materials could slow down drilling time and increase wear and tear on the bit.

Heat Buildup

Be aware of heat buildup when using standard flute twist bits. It becomes a problem with slow chip removal. An overheating bit can develop burns and deformities and may damage the workpiece.

Smaller Chip Space

Having a smaller chip space also means increased chances of clogged bits, which slow the drilling process and increase the risk of the bit breaking or jamming. If you’re dealing with hard materials or require fast drilling times, consider swapping out the drill bit. You could try the parabolic flute twist instead for more efficiency if the standard flute twist bit doesn’t work.

Common Applications of Standard Flute Twist Bits

Standard flute twist bits are incredibly versatile, making them popular for various applications. They shine in woodworking projects, where precision and control are paramount. Carpenters and woodworking hobbyists favor these bits for making clean, detailed holes in softwood, hardwood, and plywood. Additionally, these bits work well with plastic materials because of their gentle drilling action that minimizes the risk of cracking or splintering the workpiece.

Home Improvement Projects

Standard flute bits are essential tools for DIY enthusiasts who dabble in home improvement projects. Whether you’re assembling furniture, hanging a picture frame, or installing shelves, these bits deliver the accuracy you need.

Industrial Settings

Standard flute twist bits are ideal for goods manufacturing where workers handle soft materials. They’re reliable for creating precise holes in plastic or wooden parts.

Find Tools at Drill Bit Warehouse

At Drill Bit Warehouse, we understand how much of a difference it makes when you choose the right drill bits. Whether you need the heat resistance of parabolic flute twist bits or the precision of standard flute twist bits, we have you covered! We’re proud to offer premium quality, durable options that work for various applications. You can always find the right tool for your unique project. Our extra-long drill bits can reach farther and work harder to help you drill. Don’t let the bit length limit your project. Browse our range of drill bits today, and take your drilling capabilities to the next level!