Best Zinc Jobber Drill Bits in 2026

Versatile: This set includes a wide variety of both driver bits and drill bits as well as a selection of accessories to help assist in a number of drilling and fastening applications

Quality: The included driver bits feature designs to lessen damage to the screw head and provide better bit gripping Power; The split drill bit tips provide easy drilling starts and are ideal for a variety of applications such as wood, metal, masonry and more

Convenience: With such a wide variety of bits and accessory options, this set is deal for everyday tasks from the garage to the workshop to the home

Titanium Nitride Coated two flute spiral design provides longer life and better chip removal

Split point tip increases speed

Laser engraved numbers increases step visibility

The product is 1/4" Titanium Nitride drill bit, industrial grade steel

Easy to use

The product is manufactured in China

Steel drill gauge for checking fractional bit diameters

Package Weight: 0.3 pounds

Package Dimensions: 21.336 L x 0.508 H x 8.128 W (centimeters)

M-35 Cobalt Alloy Steel Construction for Durability in abrasive materials

Jobber drill bits feature 135-Degree Split Point Tips for reduced bit walking

Straight shank works in both keyed and key-less drill chucks

No-skate tip for clean and accurate starts

Titanium coating generates less friction for 2X longer life

Three-flat shank promotes better grip on bits 3/16-Inch and larger

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

JOBBER LENGTH: 1/4-inch cutting diameter, 2-3/4-inch flute length, 4-inch overall length, 135 degree split point, 3-flat shank

MADE FROM HIGH-SPEED STEEL AND 5% COBALT: improve much higher heat resistance because of cobalt steel's high red hardness, provide strong durable performance compared to typical hss drill bits

CAN BE REPEATEDLY SHARPENED AS NEEDED: cobalt drill bit's hardness is uniform throughout the entire material, so that can be repeatedly sharpened without damaging the cutting edge allowing it to drill more than hss drill bits

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.

This product is easy to use.

This product is highly durable

This product is manufactured in China.

Assortment of 29 jobber length drill bits includes inch sizes 1/16" to 1/2" in 1/64" increments

High-speed steel (HSS) provides hardness for wear resistance

Black and gold oxide finish resists corrosion and increases the hardness of the drill bit

[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.

7-piece set contains bit ideal for drilling into soft materials

Includes 1/32-inch, 3/64-inch, 1/16-inch, 5/64-inch, 3/32-inch, 7/64-inch, and 1/8-inch drill bits

Ideal for moto-tools, cordless tools, and flex shaft tools

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

SELF CENTERING - The 135°quick-cut pilot split points are self-centering and can penetrate quickly with less pressure. The bits will not "walk" or "wander". Straight shank allows for firmly holding and accurate centering, fit for standard drill chucks and regular round collet chucks.

3PC SET - The set includes 3pcs of 10mm diameter fractional inch size M35 grade cobalt steel twist drill bits. Manufactured to German DIN338 standard. Packed in a plastic bag and a flat paper box.

Titanium Nitride Coated pilot point for longer bit life

Starts on contact for cleaner holes

No spin shanks

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 Ideal Drilling in Wood/Cast Iron/Aluminum Alloy/Plastic/Fiberglass

The item is Bosch Daredevil DSBE1012 12-inch drill bit extension

Used for power tool accessories, drill bits & accessories

The product is manufactured in China

Round shank designed for rotary and percussion hammer drilling through block, brick, stone, concrete and marble, Swift Cut (Registered Trademark)

Tungsten Carbide reinforced head - precision ground

Induction-hardened body ensures straightness and strength, sandblasted finish

diameter 6mm 1/4 Inch,diamond length 8mm,Round shank

Multi-purpose drilling for granite & marble, masonry, concrete, tile/ceramic, glass, hard plastic,All-Purpose Drilling

Wax inside for cooling,our Diamond Tipped Drill Bits have wax cores built-in for Cooling and Lubrication.Special Designed with Hole and Groove in the Side of Drill Bit for Removing Stone Chips

PRECISION: Features Bosch’s unique product design with a precision tip to help solve any bit wandering or bit walking

QUALITY: This glass and tile set includes a high-quality carbide tip with a reinforced head to reduce stress, prevent bit cracking and the diamond ground cutting edges provide a longer life

VERSATILE: Perfect for common applications such as relief holes for glass cutting, bathroom and shower installs, drilling and fastening mirrors, setting concrete screws in tile and many more

【10Pcs 5/32" Cobalt Drill Bits】10Pcs - 5/32”(Dia 4mm) x 2”(Flute Length 50.8mm) 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.

【M35 Cobalt High Speed Steel】Industry grade M35 high speed steel drill bit set, much harder than HSS used in other similar drill bits set. These drill bits contain 5% Cobalt, which 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 and faster. No center punch is needed.

HIGH SPEED STEEL: These metal drill bits for steel are made of high speed stainless steel and is designed to ensure sharp and fast execution in any material leaving clean results. This 8-piece drill-bit set is capable of drilling through plastic, copper, stainless steel, and other surfaces.

LARGE DRILL BIT SET: Heat treated carbon steel with a black enamel coating is durable and can withstand heavy duty operation for a long tool life.

PRECISION DRILLING SET: Bit is precision ground with geometry of 135-degree split point for quick self-centering penetration and an accurate start that prevents walking and clears chips and particles faster.

Cobalt drill bits: Classic 5% Cobalt M35 High Speed Steel construction with Titanium Coating for proven capability and durability.

Hardness: 5% Cobalt drill bits’ Rock wall Hardness Level HRC 65-66.

Package & Size: 10 Pieces drill bits in a plastic bag, Diameter 9/64 inch, Total length 2-7/8 inch, Working length 1-3/4 inch.

Durable Construction - HSS material with black and gold coating increases lubricity, provides corrosion protection, and increases durability. Ensures longer tool life in multiple working conditions. Tapered web provides strength, durability and reduces breakage.

No Center Punch is Needed - 135° split point design for fast penetration with less pressure. Twist drill bit kit will not "Walk" or "Wander".

Parabolic Flute - Parabolic flute for better chip removal and reduced heat build-up.

JOBBER LENGTH: 5/32-inch cutting diameter, 2-inch flute length, 3-1/8-inch overall length, 135 degree split point, straight shank

MADE FROM PREMIUM M2 HIGH-SPEED STEEL: perform better because of its well-balanced toughness

TITANIUM NITRIDE COATING: add lubricity and hardness, enhancing chip flow, finish hole quality and drill life

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.

20PCS,9/32" Inch HSS Jobber Cobalt Twist Drill Bits,ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc.

High Quality Material- High Speed Steel Cobalt -M 35 Cobalt Steel Best Material.

High Efficiency In Drilling Metals, and Stainless Steel.

【M35 COBALT HIGH SPEED STEEL】1/8" drill bits for metal made from M35 Cobalt High Speed Steel and contain 5% Cobalt, which increases wear-resistance, durability and extra longer life span, so that the drill bits last through multiple uses

【135° SPLIT POINT】135°quick-cut pilot split points are self-centering and can penetrate quickly with less pressure. Straight shank of this cobalt steel drill bit allows for firmly holding and accurate centering and makes drilling precise and faster

【FULLY GROUND PROCESS】Fully ground spiral groove design clears particles quickly, decreases friction and heat for faster drilling performance

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 3/16 inch, Total length 3-1/2 inch, Working length 2-5/16 inch.

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.