When it comes to drilling plastic, selecting the right bit is essential to avoid cracking or melting. The best bits for plastic are usually those specifically designed for the job, offering sharp and precise cuts. High-speed steel (HSS) bits are commonly used, but carbide-tipped bits are also a good choice, especially when drilling through harder or thicker plastic materials. Both HSS and carbide bits provide excellent durability, wear resistance, and can be sharpened multiple times, making them highly reusable.
HSS Bits For Plastic
HSS bits are widely accepted as one of the best bits for plastic due to their flexibility and toughness. They are more than capable of handling the demands of plastic drilling, especially when dealing with softer types of plastic. HSS bits are heat-resistant and remain sharp for longer periods, reducing the chances of plastic melting due to the heat generated by friction during drilling. This is essential for maintaining the integrity of the plastic material and ensuring precise drilling.
Carbide-tipped Bits For Plastic
Carbide-tipped bits, on the other hand, provide a robust option for drilling harder plastics or performing more extensive drilling tasks. Carbide is a material known for its hardness, second only to diamond, and it offers an exceptional lifespan when used properly. Carbide-tipped bits can withstand high temperatures, making them ideal for heavy-duty drilling operations. It’s important to note that while these bits are incredibly durable, they are also more brittle than HSS bits, so care should be taken to avoid excessive pressure that might lead to breaking.
The best bits for plastic are ultimately determined by the specific type and thickness of plastic and the nature of the task at hand. Both HSS and carbide-tipped bits have their strengths and can be effectively used in different situations. However, regardless of the chosen bit, always remember to use appropriate drilling speed and apply gentle pressure to prevent heat buildup and potential damage to the plastic material.
DEWALT DW1177 20-Piece Black-Oxide Metal Drill Bit Set
DEWALT’s reputation for quality tools is well-known. The DW1177 drill bit set is perfect for various surfaces, including plastic. The black-oxide finish provides durability, reducing wear and promoting longevity. Moreover, the 135-degree split point design ensures precise starts with reduced walking, perfect for those delicate plastic projects.
Bosch 91-Piece Drilling and Driving Mixed Set MS4091
Bosch provides another great solution for plastic drilling. This set features titanium-coated bits with longer life and durability. The no-skate tip helps in accurate starts, and the versatile set also includes screwdriver bits and nutsetters, making it a comprehensive toolbox for all your needs.
Irwin Tools 3018002 Cobalt M-35 Metal Index Drill Bit Set
This 29-piece cobalt drill bit set from Irwin Tools offers superior performance on plastics. The cobalt steel extends the life of the cutting edges, and the 135-degree split point tips start drilling on contact with less force. The heavy-duty spiral flute design produces faster chip ejection, leading to clean, smooth holes in plastic.
Makita B-65399 Impact Gold 14 Pc. Titanium Drill Bit Set
Makita’s B-65399 is specially designed for impact drivers. It features titanium nitride coating for increased durability and a 135-degree split point for quick starts and minimal walking. The set is ideal for drilling into plastic, leaving clean, smooth holes.
Milwaukee 48-89-4631 Kit Tin Shockwave
The Milwaukee Kit Tin Shockwave features a proprietary heat treat process for maximum strength and durability. The set is designed for hard impacts and drills, making it robust, yet it performs with precision on plastic surfaces.
Neiko 10193A Titanium Step Drill Bit Set
Neiko’s step drill bit set is perfect for different drilling diameters, making it an ideal choice for various plastic drilling tasks. The titanium coating reduces friction and heat, which helps prevent melting and deformation of the plastic workpiece.
Drill America DWD29J-CO-PC Cobalt Steel Drill Bit Set
Drill America offers a cobalt steel drill bit set, excellent for hard materials and plastics. The gold oxide finish provides wear resistance and extends tool life. The self-centering 135-degree split point prevents the drill from walking, ensuring precise hole placement.
COMOWARE Drill Bit Set, 246 Pcs
A comprehensive and versatile set, the COMOWARE Drill Bit Set, 246-piece set caters to every possible drilling requirement. It includes titanium and high-speed steel bits that promise durability and precision, making them a good fit for plastic drilling.
Remember, the best bits for plastic are those that provide clean, accurate holes without causing any cracks or damage. The selection above guarantees that and more, ensuring your plastic projects are always a success. Check out these great options on Amazon today!