Best Straight Long Drill Bits in 2026

Quantity: 1 piece | Color: Gold | Grit Size: Fine (F) | Design: Flat top large barrel carbide bit | Measurement: Large Length: 1.5 Inches | Barrel: 0.26 Inches X 0.5 Inches

PANA High Graded 3/32" Flat Top Large Barrel Gold carbide that is made of a tungsten material which is durable for long time use, sturdy, safe enough to remove hard gel nail fast & quickly remove the gel other than other material, does not hurt the nails when removing the nail polish or acrylic nails. Designed to cut smoothly for flawless results and easy handling while in use.

Durable and sturdy tungsten material. Designed to have a strong Carbide, the hardest material next to the diamond. The drill bits are designed to have a flat at the top with straight barrels to protect the cuticles and side walls from scratches and cuts upon contact. These nail art tools are hard-wearing, sharp, and durable and also crafted with delicate. With an excellent heat dissipation, the bits won't overheat during the use.

Effective in drilling tough, high tensile strength materials like stainless steel, inconel and titanium

135° split point tip prevents drill from walking

Round shanks allow use with a wide variety of tool holding systems

HIGH QUALITY MATERIAL: 5% Cobalt High Speed Steel M35 provide extended tool life compared to ordinary drill bits. Durable and strong

TWIST DESIGN & PERFORMANCE: PRECISE 135°SPLIT POINT, gold oxide finish and round straight shanks. Prevent walking, clear chips and particles faster.Produced by precision fully ground which ensures chips move smoothly.

PROFESSIONAL & WIDELY USE: M35 Cobalt HSS is more suitable for hardened material. Particularly successful in cutting through hard metals such as stainless steel, cast iron, high temperature alloy, titanium alloy, hard plastics and woods, and also can be used for softer materials.

Accuracy & Longevity - 135 degree split point starts drilling immediately requires less force and eliminates “walking” across the working surface. Tapered web provides strength, durability, and reduces breakage.

Three-Flat Design - Three flats on shank eliminate bit spinning in chuck. Our proprietary parabolic flute design brings optimal chip removal which reduces heat build-up.

Wide Range of Uses - Drill bits are built for general purpose applications, such as steel/copper/aluminum/zinc alloy/wood/plastics. Also, it's ideal for DIY projects and home maintenance. Durable and reliable quality.

Bright finish: Classic M2 High Speed Steel construction with Bright Finish for proven capability and durability.

Strength & Hardness: Made with HSS M2 steel, Rock wall Hardness Level HRC 62-63.

Package & Size: 12 Pieces in a plastic bag, Diameter 5/16 inch, Total length 4 inch, Working length 2-3/4 inch.

Premium cobalt high speed steel construction for proven capability and durability to drill holes in wood, plastic, aluminum, copper, stainless, sheet metals and many other types of materials

Superior gold titanium and black nitride dual coating finish holds up lubricant better for smoother drilling, and is 80% more durable and corrosion resistant than regular black enamel finish

135° Split point design at tip increases cutting speed with self-centering feature and prevents drill walking or wobbling

✅【5% COBALT TWIST DRILL BITS SET】Made from M35 Cobalt Steel with Molybdenum and Cobalt added to form a hardened alloy, can measure up to 67 Rockwell hardness, cut faster, last longer, and last longer than normal HSS drill bits 25 times.

✅【METRIC DIRLL BITS SET】The drill bits include 13pcs metric drills: 1.5mm, 2mm, 2.5mm, 3mm, 3.2mm, 3.5mm, 4mm, 4.5mm, 4.8mm, 5mm, 5.5mm, 6mm, 6.5mm, can meet more needs.

✅【TWIST DESIGN AND PERFORMANCE】Precise 148° SPLIT Point, Gold Oxide Surface and Round Straight Shank. Prevents walking and removes chips and particles faster. Precision fully ground to ensure smooth chip movement.

✔️【 COBALT DRILL BIT DIMENSION】:1/8"(Diameter) x 1-5/8"( Flute Length) x 12"(Overall Length)

✔️【 COBALT MATERIAL】: HSS(M35) Cobalt Steel is the premium material with high hardness and red hardness to enable long drilling life and fast drilling performance.

✔️【 SURFACE TREATMENT】: The Gold Oxide Ember finished surface treatment strongthen the hardness of drill bit body  to ensure the long drilling life and better drilling performance.

Features: Cutting Edge Diameter : 2.5mm / 0.1"; Shank Diameter : 2.5mm / 0.1"; Cutting Edge Length: 26mm / 1.02"; Total Length : 55mm / 2.17"; Cutting Direction: Right Hand

High Speed Steel Tool: High-speed steel straight shank tool is good for most general purpose applications, offering a combination of hardness and toughness for wear resistance

Sharp Spiral Flutes: Provide neat and smooth cuts. High cutting edge strength, fast cutting speed. Spiral groove facilitates the export of metal chip, saving time and effort in operation.

High Quailty Material: Manufactured from Industry grade M35 High Speed Steel with 5% Cobalt added, usually giving better Heat, Wear and Chip Resistance and Long Tool Life.

135° Split Point: The 135° fast cutting point is automatically centered and prevents walking, clears chips and particles faster. Making drilling precise, reducing friction and heat for a smooth chip movement.

Professional Drill Bits: gold oxide finish and round straight shanks， fully ground spiral groove design with high grinding accuracy, for cutting stainless steel, steel and cast iron as well as wood, aluminum alloys and other metals.

✅【Five-blade design】Each countersunk drill adopts five-blade blade design, which can reduce vibration and prolong life, achieve smoother drilling, with 1/4" metal hex.

✅【Compact Grinding】Precision grinding 82° tip for drilling holes on most medium hardness stainless steel, copper, aluminum, wood, plastic.

✅【M2 HSS Cobalt Layered Drill Bits】M2 Cobalt Coated, each metal countersunk drill bit is made of high quality M2 HSS material, this countersunk drill bit set is excellent in heat, corrosion and rust resistance to reduce friction and run cooler.

【Drill Bit Set】：Includes 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4", 17/64", 9/32", 19/64", 5/16", 21/64", 11/32", 23/64", 3/8", 25/64", 13/32", 27/64", 7/16", 29/64", 15/32", 31/64", 1/2". This 29 PCS M35 Cobalt Drill Bit Sets meets all your needs

【Cobalt 5% HSS】: High-Speed Steel M35(Cobalt 5%)cobalt drill bit set can effectively drill tough and high tensile materials. The metal drill bit is especially suitable for cutting hard metals, such as stainless steel, cast iron, superalloys, titanium alloys, rigid plastics, and wood, It can also be used in soft materials

【Characteristics】: The twist drill bit is 135°split point with a round straight shank, self-centering prevents walking, and makes drilling precise and faster. Double back Angle process and full grinding process is adopted fully ground process twist design helps clear particles faster, decreases friction and heat for a cooler drilling performance

Sufficient quantity: you will receive totally 20 pieces replacement nail drill heads, which are helpful tools for polishing nails, enough quantity for you to apply in daily life and meet your replacement needs

Sturdy material: our nail drill bits replacements are made of diamond, which are sturdy and solid with good hardness and nice sharpness, also heat dissipation and corrosion resistant, reliable for using for a long time

How to apply: you just need to put the sanding bands on the nail drill heads, then put the nail drill heads on the electric nail grinding machine for removing nails and grinding dead skin, can be applied for natural nails as well as artificial nails

Step drill bit set for drilling holes in wood, plastic, and metal, including cast iron and stainless steel

Includes a 3-piece set with 1/8-1/2", 3/16-1/2", 3/16-7/8" gold drill bits

Made of durable steel with a titanium nitride (TiN) coating for long lasting strength

High-Speed Steel Construction: Made from Titanium Coated HSS-4341. The Twist power tool drill set with heat resistant and wear resistance can provide longer tool life, suitable for drilling high hardness materials

Multiple Use: Wire Gauge Micro Drill Bits are ideal for gold, silver, wood, hard and soft metals, plastic, PVC, beads, and jewelry. it can be used with a wide range of hand and motorized tools for home DIY, workshop or vehicles repair shop.

Practical Design: The Rotary hand tools designed with 135° split point are very lightweight, making cutting faster and less powerful, preventing walking and cutting stainless steel more precisely, thanks to its precision grinding inclined blade design.

✅【M35 TWIST HEX DRILL BITS SET】Made from M35 Cobalt Steel with Cobalt added to form a hardened alloy, can measure up to 67 Rockwell hardness, cut faster, last longer, and last longer than normal HSS drill bits 12 times.

✅【13PCS SET COMBINATION】13 most common sizes (1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4") to meet all needs, a drill holder with size index is included in the set for easy storage and organization.

✅【FULL GRINDING PROCESS AND 135° SPLIT POINT】Precise 135° SPLIT Point, Gold Oxide Surface and Round Straight Shank. Prevents walking and removes chips and particles faster. Precision fully ground to ensure smooth chip movement.

【Rugged and wearable】: The drill bit is made of high-speed steel with titanium nitride coating to increase durability, which is 100% new and of high quality. The new packaging makes the packaging box stronger and less likely to loosen and break.

【Fine workmanship】: The 135-degree split point and twisted design improves the cutting speed and prevents walking through self-centering, and removes chips and particles faster.

【Multi-caliber drill bits】: A total of 29 pieces can be punched with various threads, and their specifications are marked on the watch case, which is convenient to choose from and can meet your various work requirements to cope with emergencies.

✔️【DRILL BIT DIMENSION】:1/8"(Diameter) x 1-5/8"( Flute Length) x 2-3/4"(Overall Length)

✔️ 【COBALT MATERIAL】: HSS(M35) Cobalt Steel Enable Long Drilling Life and Fast Drilling Performance

✔️ 【SURFACE TREATMENT】: Gold Oxided Ember Finished Treatment Keeps High Hardness of Body Shank

✅【5% COBALT TWIST DRILL BITS SET】Made from M35 Cobalt Steel with Molybdenum and Cobalt added to form a hardened alloy, can measure up to 67 Rockwell hardness, cut faster, last longer, and last longer than normal HSS drill bits 12 times.

✅【13PCS SAE DIRLL BITS SET】The set includes 13pcs drill bits. Organized in a sturdy plastic storage case for easy transport to your workplace.

✅【TWIST DESIGN AND PERFORMANCE】Precise 135° SPLIT Point, Gold Oxide Surface and Round Straight Shank. Prevents walking and removes chips and particles faster. Precision fully ground to ensure smooth chip movement.

Black gold high speed steel is the long lasting material when it comes to common drill bit materials, not only will the bit's structural integrity withstand tremendous heat and wear, but more importantly black gold bits can drill through tougher materials than common HSS bits.

With a 135 degree split-point, these drill bits will catch on the work-surface with greater ease and not wander all over the surface making scratch-marks. This means that after securing the bit in the machine all that is needed is a steady hand to point and apply pressure, and that's it.

The straight round shank of our bits means you can use this drill bit with nearly all types of machines.

TITANIUM | HIGH-SPEED STEEL: Made from 100% High-Speed Steel Construction with Titanium Coating for Proven Capability and Durability. Be equipped with every drill bit size you need in our handy and portable HSS metal drill bit kit. You will find long drill bits as well as small bits inside the metal storage box.

STRENGTH & DURABILITY: Made with HSS , Rockwall Hardness Level. Each of our HSS metric drill has been coated in Titanium as it is well reported to resist heat and friction giving you a quality finish and a longer lasting drill bit. Quality is as good as any major brand such as drill bit set.

METAL STORAGE BOX: Your order comes in a handy metal box with handle for all 99 Pcs bits, each drill bits have its own clearly labelled designated storage spot which makes it the best craftsman drill bit kit.

Long length drill bit has an extended flute and overall length to drill deeper and reach farther than a jobber length drill bit

Cobalt steel provides extended tool life compared to high-speed steel drill bits when drilling hard materials

Gold oxide finish lubricates and provides wear resistance on ferrous materials

[Key Parameters]: Shank Dia: 3mm/0.12"; Cutting Edge Dia: 3mm/0.12"; Cutting Edge Length: About 33mm/1.3"; Total Length: 61mm/2.4";

[Product Features]: Made of high-quality 5% cobalt element high-speed steel, five-axis composite machine integrated grinding manufacturing, high dimensional accuracy, after quenching and tempering treatment, the surface is gold-plated titanium treatment, wear-resistant, not easy to stick to the knife, and smooth chip removal"," High strength, good endurance and long service life;

[Scene]: Mainly used for machine power tools, electric drills, drill presses and other equipment main applicable accessories, can be drilled in metal products and non-metal products, steel, stainless steel, copper, aluminum, wood, plastic and other materials, through The effect of hole or counterbore is good;

MULTIPLE SIZES: The countersink set is made of industrial grade high speed steel for durability. Includes 5 most commonly used diameter sizes: 1/4, 3/8, 1/2, 5/8, 3/4 inches to meet your daily needs. Countersink drill bits are a great fathers day gifts from daughter son.

HIGH PRECISION: Each countersink drill bit set has a corrosion resistant gold oxide coating. Precision ground 82 Degree flat heads screws remove chips smoother allowing the screw heads to be flush and even with the surface of the material being utilized.

UNIVERSAL 1/4” ROUND SHANK: The counter sinker drill bit is designed with 6mm round shank, which fits all handheld and stationary drills. This mill cutter bit is suitable for wood, soft metal, fiberboard, particle board, plywood, plastic, aluminum board, PCB board and more.

Quantity: 1 piece | Color: Gold | Grit: Extra Fine, XF | Shank size: 3/32"

[TUNGSTEN CARBIDE] Pana 3/32” Shank Tapered Carbide Bit has a medium grit to rapidly shorten, and shape and gives you a smooth and fast backfill. This bit can remove hard gels, poly gels, acrylic, dip powders, and rhinestones safely. It is made of an exceptional tungsten steel material which will provide durability for long-lasting use without the concern of dullness. This carbide bit is corrosion resistant to high temperatures and will provide you a long-lasting use.

[SHAPE] The tapered edge of the drill bit includes a finer grit at the tip of the bit to avoid any damage to the cuticle and surrounding nail wall. A coarser grit towards the base of the bit allows for a brisk removal and sharpening of acrylic gel nails, thick extension nails, builder gel nails, and natural nails.

Super Long Tapered Cross Cut Nail Drill Bits | Color: Gold | Grit: Fine | Shank Size: 3/32'' | Two-Way Rotation.

Unique Long Tapered Nail Drill Bit: The bits are designed with a longer head, and a large contact area which is faster and more convenient for removing & polishing acrylic nails than other bits. Extreme sharp teeth design allows you to fast remove acrylic nails, hard nails, gel extensions, thick nails, and dip powder with little pressure, making your nails remove like a breeze.

Two Rotate Direction: Designed to cut smoothly in clockwise and counter-clockwise directions for both two hands. Works for both left and right hand, you can choose the direction in a different situation. It needs that a nail drill that has a forward and reverses function.