Best Plastic Drill Bits in 2026

PREMIUM STEP BIT: Each unibit is constructed of industrial high-speed steel with a titanium nitride coating for durability and strength to punch and drill clean holes in materials like plastic, aluminum, wood, copper, stainless steel, and other types of sheet metal.

STEP DRILL BIT FOR METAL: With a split point tip that accelerates cutting speed while preventing angled walking away from center line of bore, drilling holes in metal is fast, efficient, and clean.

SPIRAL DESIGN: The two-flute spiral grooved design deburrs chip, dust and debris for clearance and smooth cutting. With 50 step sizes combined, each hole made with these step bits will be precise.

HSS Titanium Coating - Classic HSS construction with titanium coating for capability and durability. The cutting edge is hardened and honed for sharpness, chatter-free design with staggered cutting teeth ensure the precise countersinking and hole smooth clean.

Flutes Form - 2 flutes form helps clear chips and debris away from the bit, decreasing friction and heat for a faster, cooler drilling process.

Quick Change - 1/4 inch hex shank fits into all power tools more easily and securely, specially for locking into quick change chuck. We also offer a quick-change adapter to better quick change.

Quantity: 1 pc. | Color: Silver | Grit: Double Extra Coarse (2XC) | Size: 3/32” Shank | Measurement: Head Dimensions: 0.25 Inches x 0.5 Inches | Length: 1.5 Inches

PANA’s 3/32” Shank size Smooth Top Large Carbide bit has a Double Extra Coarse grit that is made of a silver steel tungsten material and designed with a diamond shaped pattern to use for a coarser precision in process of removing both manicure and pedicure reassuring you with a fast and smooth performance.

In addition of protecting the cuticle and the side walls of the nails, this smooth carbide bit has a smooth top to avoid cuts and scratches of the client’s skin. Providing you a safe and trustworthy mani-pedi session. With its proven and tested durability, it will for sure perform well in a delicate equal with strength pointed and cutting performance. It is best to use for both acrylic and natural nails to shape, contour, polish and removing gel nails, dead skin and tough calluses.

WELL-EQUIPPED BITS SIZE - 20 piece hex driver/ allen drill precise bits in the following size: 10 PC SAE of 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 3/16", 7/32", 1/4", 5/16" and 10 PC Metric of 1.5mm, 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm, 8mm, 10mm, 12mm

INDUSTRIAL GRADE QUALITY - The hex drill bits are made from S2 steel material in a matt rust-resistant finish with labeled size marks & magnetic tips. Two portable rubble strips store in a durable plastic case: one packs bits in SAE, another packs bits in Metric

EXPERIMENT TESTS - The bits have experienced torsion and hardness test. The results of tests show that the maximum torsion force of bits are 180-200N and the hardness of bits are 57-59HRC. The high torsion and proper hardness avoid the bits break and wear

135-degree split point tip of the drill bits for wood, metal or plastic is designed to help reduce walking

DEWALT drill bit set is made from High Speed Steel to be used in plastic, wood, and metal

Tapered web design for extreme durability and resisting breakage of the drill bits

Dremel's versatile and simple-to-use engraving bits make it easy to express your creativity

Ideal for detailed material removal in applications like shaping, carving, engraving, hollowing, grooving, slotting, inlaying, making tapered holes, or freehand routing. Use bits on materials like wood, fiberglass, ceramics, plastic, jewelry and soft metals.

The ball shape of the engraving bit can be used to make concave cuts or hollows out material - the tip makes round bottom slots and grooves and can be used for rounded side cuts

Super-hard titanium coating lasts up to six times longer than high-speed steel

Self-starting point starts on contact

Balanced double flute eliminates chatter and vibration

Acrylic Point drills designed specifically for acrylics

Industrial Quality / Made in USA

Manufactured from Tool Steel

PREMIUM BUILD: Each short bit, also known as a wood auger set, is constructed of premium molybdenum 4241 HSS with evenly distributed carbides for resistance against wear while maintaining durability that lasts through each job.

STUBBY DRILL BITS DESIGN: The 135-degree standard tip design delivers high speed power for fast cutting against hard wood, laminated wood and laminate, fiberboard, particleboard, plywood, plastic, PVC, MDF, acrylic, nylon, and rubber.

HEX FIT: Each 1/4 brad point drill bit hex shank is compatible with a standard and quick-change chuck and drivers, providing versatility in drilling needs. Our wood boring bits are a perfect addition to any wood workers toolbox!

GET THE JOB DONE - Countersink circular openings in metal, plastic or wood with our hand reamer. It has a sharp, 90-degree angled blade, letting you work with efficiency and precision.

MADE TO LAST FOR LONGER - Have a reliable tool for years to come by choosing our hand reamer. Its extension telescopic holder is crafted from hardened steel to withstand regular use.

WORK IN COMFORT - To ensure you’re able to fix and build fixtures with ease, we designed the countersink tool with an ergonomic handle. This is to allow for a secure grip no matter the angle.

1/2" Diameter X 12" Long Auger Drill Bit with a 3/8" Hex Shank

Made of Carbon Steel. Solid Center Design for extra rigidity while boring.

Perfect for drilling into soft and hardwood, MDF, Plywood, Lumber, Railroad Ties, Landscape Timber, Invisible Floating Shelf Bracket Installation, tree stump boring, for up to 10” deep hole. Easy to bore into tree stump, lumber, landscape timber and railroad ties.

Hex shanks – allows use in impactors and hammer drill/drivers for added versatility

Robust high-quality carbide head – provides fast drilling in materials from masonry to plastic

Sharp ground cutting edges – designed for advanced performance

Drill bit has maximum speed and life in stainless steel and other hard metals

Pilot point and split tip design of drill bits for wood, metal and plastic starts on contact and eliminates bit walking

Heavy-duty Cobalt Alloy Steel of DEWALT drill bits delivers 4 times more life than black oxide.

Saves time: The HSS Twist Drill Bit PointTeQ enables you to drill through metal quickly thanks to the special design of the drill bit tip

High durability: The increased speed of the drill bit means less heat is built up, reducing wear

Precision work: The self-centering PointTeq tip design prevents slipping and allows an easy and efficient start

DURABLE AND PRECISE – Constructed with High Speed Steel (HSS) which provides a combination of hardness and toughness for wear resistance to take on intricate drilling tasks where accuracy is critical.

MULTIPLE USES – Gyros Wire Gauge Micro Drill Bits can be used with a wide range of hand and motorized tools for a better experience. These Straight Shank Mini Bits allow use with a wide variety of tool holding systems. Use with Gyros Mini Adaptor Chuck 45-01803 to use with most power rotary tools. Use with Gyros Swivel Head Pin Vise 97-01818 for all your hand drilling needs.

COMPLETE 11 PIECE SET - Gyros Mini Drill Bit Set comes complete with a range of small diameter twist drills sizes #50 (.0700”/1.778mm) through #60(.0400”/1.016mm) and therefore is preferred by Professional Craftsmen, Model Makers, Hobbyists, Jewelers, and Do-It-Yourself enthusiasts, and is a Must Have for all your drilling tasks.

PREMIUM GRADE: KFD Killer Force Jobber Length Drill Bits are manufactured from M2 premium grade, high speed steel with a gold and black surface treated for use with stainless steel and other hard metal drilling

BEST USES: Can be used for most general use applications and compatible for multi material drilling with aluminum, iron, wood, plastic and stainless steel, offering a combination of hardness and toughness for wear resistance

HEAVY DUTY CUTTING: 135 degree split point for self-centering and fast precision drilling; Round shanks allow use with many tool holding systems; When run counterclockwise (right hand cut) spiral fluted tools evacuate chips to reduce clogging

Rout, edge, inlay, and mortise in wood

Constructed of high-speed steel

Reusable plastic storage case included

①Specifications: 16 PCS includes 1/4" (6.3mm), 3/8" (9.5mm), 1/2" (12.7mm), 5/8" (15.8mm), 3/4" (19.0mm), 7/8" (22.2mm), 1" (25.4mm), 1-1/8" (28.5mm), 1-1/4" (31.7mm), 1-3/8" (34.9mm) ，1-1/2（38.1mm), 1-5/8(41.28mm), 1-3/4(44.45mm), 1-7/8(47.63mm), 2(50.8mm) and 2-1/8(53.98mm) forstner bits

②Features: Hex Shank is easy to install and tighten ,prevent the bit from slipping. Extra sharp cutting spurs is especially designed for cutting through hard and soft wood or other materials smoothly and efficiently.

③Great Performance: Easily make flat-bottomed and pocket holes with no chipping on any wood or wood products, plastic, polywood and other materials during processing or installation.

[LONG REACH]: Extra-long drill bits give you 12 inches of added length to work with and provides more stability during quick operations.

[DURABLE]: These drill bits are made from heat-treated M2 high speed steel for excellent hardness, wear resistance, and toughness.

[SMOOTH DRILLING]: Combining high hardness and sharp pointed tips, these drill bits easily puncture tough materials for a smooth drilling finish.

Extreme Durability: Cobalt high speed steel drill bits along with the titanium coating ensures extreme durability, will stay new and shiny for years to come.

Different Sizes of Holes Can Be Drilled: Different sized shanks ensure compatibility with 1/4, 3/8 and 1/2 in. chuck sizes. You are capable to drill holes in different sizes which can meet your normal needs.

Smooth Drilling: Non-walking drill tip provides fast and smooth drills on steel sheets, aluminum sheets, wood board, plastic board etc. (the board must be smaller in thickness than the height of step drill bits).

115 PIECES INCLUDED: 29pcs Fractional Size:1/16” to 1/2” in 1/64th increments; 26pcs Letter Size: A To Z; 60pcs Numbered Size: #1 To #60.

HSS WITH 5% COBALT: Durable, Higher Heat & Abrasion Resistance.

PRECISE 135° SPLIT POINT & TWIST DESIGN: Prevent walking, clear chips and particles faster.

PROFESSIONAL AND WIDELY USE: Compared with percussion drills, electric hammer drills can generate stronger impact force lightly, allowing for effective and precise drilling. Before using the hammer drill, you can use a chisel to make a point of strength, and then combine the hammer drill to meet your processing needs.

HIGH QUALITY CARBIDE MATERIAL: It is featured in a harder YG8C Carbide tip and carbide steel body. The robust head is ideal for high impact applications. It allows for precise starts in materials such as reinforced concrete.

UNIVERSAL CONNECTION DESIGH: The SDS - PLUS shank is suitable for most rotary hammer drills on the market and meets most of your needs. SDS chisel matches the electric hammer drill to punch hole for concrete, brick and wall, cut and chisel groove.

Premium Material: Manufactured from high speed steel for strength and durability

Storage: Supplied in a plastic storage box for easy storage and transportation

Widely Used: The 135° fast cutting point is automatically centered and penetrates quickly with less pressure,The drill kit meets all your requirements, including all common size specifications for Wood/Cast Iron/Aluminum Alloy/Plastic/Fiberglass

HSS STEP BIT: Classic stepdrill bit constructed of high-speed steel with titanium coating for drilling holes in plastic, aluminum, copper, stainless steel, and many other types of sheet metal. Also doubles as a hole expander.

TWO FLUTE & TRI SHANK: Two-flute design deburrs during drilling, clearing chips faster and allowing particles to escape for clean cut holes. Each step drill bit features a tri-flatted shank for a secure fit into power tool chucks, eliminating slip.

SPRING LOADED CENTER PUNCH: Our 5-inch automatic spring punch tool is a great tool for working with materials like wood, plastic, metal, and leather. Centering tool is spring loaded with an adjustable cap that accommodates any project.

Single-flute cutting edge for greater control

Hex shank helps prevent slipping in the drill chuck

IRWIN Unibit step drill bits are ideal for drilling holes into thin materials, such as stainless-steel, copper, brass, aluminum, plastic and laminates

RANGE OF PROCESSING: For carving/cutting/engraving/milling/slotting/sculpturing in materials like MDF, ABS, PVC, acrylic, nylon, resin, plastics, density board, wood, plywood, hardwood etc. Ideal for three-dimensional sculpture, surface machining, 3D relief sculpturing, etc

DIMENSIONS: Shank Dia=1/8" (3.175mm). Cutting edge diameter=1/8" (3.175mm). Cutting edge length/flute length=17mm. Overall length=38.5mm

HIGH EFFICIENCY: These bits own sharp edge which is able for fast engraving that makes high efficiency, durable, high precision and not easy to break. It is smokeless and burr-free while processing

COBALT STEEL - Manufactured from M35 cobalt steel, with molybdenum and cobalt added to creates a hardened alloy, measuring Rockwell hardness up to 67, extremely heat resistant; for much faster cutting and extra longer life span, with up to twelve times when compared with an average HSS drill bit.

NO CENTER PUNCH NEEDED - The 135° Quick-Cut points are self-centering and penetrate quickly with less pressure. Will not "walk" or "wander". Straight shank allows for firmly holding and accurate centering, fit for standard drill chucks and regular round collet chucks. Must be used and operated at proper RPMs for maximum efficiency

13PC METRIC BITS - The set includes 13pcs of M35 cobalt steel twist drill bits: 1.5mm, 2mm, 2.5mm, 3mm, 3.2mm, 3.5mm, 4mm, 4.5mm, 4.8mm, 5mm, 5.5mm, 6mm, 6.5mm. Well organized in a plastic indexed storage case for easy transport to your worksite.

Includes Kraftform bitholding screwdriver, Rapidaptor Unversal bit holder with quick-release chuck and 6 - 1/4" hex drive countersink bits in a durable plastic storage case

Rapidaptor with quick-release chuck allows for quick one-handed bit exchange both insert and power bits

Multi-component Kraftform handle fits the shape to the hand for the ultimate in comfort and high speed torque transfer

【10Pcs 1/4" TWIST DRILL BITS】10Pcs - 1/4”(Dia 6.35mm) x 2-3/4”(Flute Length 69.85mm) Metal Drill Bits.This drill bit fits the majority of power drill currently on the market and come with a portable plastic case for easy storage and organization.

【PREMIUM HSS TITANIUM Coating】Industry grade 4341 high speed steel drill bit set, harder than 4241 HSS used in other similar drill bits set. Titanium coating increases wear-resistance and durability.

【FULLY GROUND PROCESS & 135° SPLIT POINT】Fully ground spiral groove design clears particles quickly, decreases friction and heat for a faster and cooler drilling performance. 135° Split Point with straight shank prevents walking and makes drilling precise. No center punch is needed.

Large quantity and 4 grits: there are a total of 400 pieces nails sanding bands in 4 different colors, including 100 pieces brown 80 grit, 100 pieces white 150 grit, 100 pieces dark blue 120 grit and 100 pieces black 240 grit, sufficient quantity and 4 designs grits will meet your various demands, comes with a transparent plastic box for better preservation

Sturdy and reliable material: our grit file sanding bands possess good hardness and abrasive resistance, will not fall apart while using, can be applied for nail salon or home use, applicable for natural nails as well as artificial nails, saving time and energy

Size detail: the outer diameter is about 1/ 4 inch and the inner diameter is 1/ 2 inch (diameter of the bands), suitable for most size 3/ 32 inches shank nail drill machine, work as practical tools for grinding, smoothing and polishing for all nail arts as well as cuticle removal