21 Top Cobalt Drill Sets
1. BECOLLO
135 split point design improves cutting speed while easy selfcentering prevent walking and skating across the workpiece surface Perfect suitable for drilling in hard metals such as stainless steel and cast iron and other softer material are also possible Fully grinding processing makes the surface of drill bit smoother the friction can be reduced and the cutting speed is faster
Made from cobalt5 high speed steel increases the wear and heat resistance of drill bit the life span of drill bit is prolonged 10pcs of 18 inch cobalt drill bit are packed in a plastic case for easy storage and carrying manufactured in strict accordance with ansi b9411m
2. Drill America
Set of 29 jobber length drill bits includes inch sizes 116 to 12 in 164 increments Gold oxide finish lubricates the drill bit and provides wear resistance Selfcentering 135degree split point penetrates hard material without a pilot hole and produces small chips to reduce clogging Cobalt steel provides extended tool life compared to highspeed steel drill bits when drilling hard materials
Meets ansi specifications
3. Neiko
Design spiral flutes on screw extractors dig into the screw increasing grip as torque is applied Application extraction bits easily remove broken screws studs bolts and other fittings effectively Convenience stored in a durable metal index carrying case for organization and storage with all sizes that are clearly labeled Includes sizes bits 564 764 532 14 1964 and matching alloy extractors 1 2 3 4 5
Durable lefthanded drill bits are made from cobalt fortified high speed steel for increased durability and service life
4. BOSCH
BOSCH CO14B 14 Pc. Cobalt M42 Drill Bit Set
Cobalt m42 drill bit provides upgraded m42 cobalt jobberlength bits designed for durability high heat resistance and hardened surface for stainless steel cast iron titanium lightgauge metal and aluminum Highheat resistant bits withstand hightemperature applications for extended periods of time Thick webhelix design provides additional stability in tough applications
Surfacehardened tip penetrates tough abrasive materials Enhanced m42 alloy material contains 8 cobalt alloy that delivers 10x life vs Standard bits
5. Irwin Tools
Designed to remove broken studs bolts socket screws and fittings Set includes plastic pouch Extractor size and recommended drill bit size are etched on each tool Spiral flutes are designed to embed themselves deeper into the metal as you turn the tool so as the fastener resistance increases the extractors grip increases Aggressive left hand spiral design for extra gripping power
6. Drill Hog
Drill Hog 115 Pc Drill Bit Set Cobalt M42 Fractional Letter Number
A to z letter size drills 1 to 60 number drills wire gauge sizes Super premium cobalt m42 steel Lifetime warranty 116 to 12 fractional sizes by 164ths
7. Drill Hog
Drill Hog 29 Pc Super Premium Cobalt M42+ Drill Bit Set Orange Steel Case
Lifetime warranty Super premium solid cobalt m42 steel 135 degree split point prevents walking 3 flat sides prevents spinning in the chuck 116 to 12 by 164ths
8. BeHappy
Features of m35 cobalt m35 cobalt drill bit set can effectively drill tough and high tensile strength materials The drill bit is especially suitable for cutting hard metals such as stainless steel cast iron super alloys titanium alloys hard plastics and wood It can also be used in soft materials 135 degrees points cobalt drill bit set can be effectively used for most hard and soft objects 135 degrees point nib and twist design improve cutting speed selfcentering prevent walking speed up the removal of debris and particles
Hss drill bit set hss cobalt drill set is suitable for hardened steel and has excellent cutting performance 29 sets of drill bits can be used for a long time The blades are hardened and polished to improve sharpness and precise cutting does not shake Various sizes 29 sets of drill bits include 116 inch 564 inch 332 inch 764 inch 18 inch 964 inch 532 inch 1164 inch 316 inch 1316 inch 1316 inch 1316 inch 1 inch 732 inches 1564 inches 14 inches 1764 inches 932 inches 1964 inches 516 inches 2164 inches 1132 inches 2364 inches 320 inches 2 inches 564 inches 1332 inches 2764 inches 2964 inches 1532 inches 12 inches can meet more needs
Storage rack the cobalt drill bit set includes a drill rack with a size index which is convenient for storage and organization The drill set is suitable for most brands on the market Reliable quality and considerate service If you have any questions please feel free to contact us we will serve you wholeheartedly
9. AugTouf
Combo set of 13 sizes13 most commonlyused sizes 1165643327641896453211643161364732156414 to satisfy all your needs This drill bits set fits the majority of power drill currently on the market and come with a portable plastic bag for easy storage and organization Fully ground process 135 split pointfully 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
Multiple applicationperfectly suitable for cutting hard metal such as stainless steel steel and cast iron as well as wood aluminum alloy and other softer metals Not for glass or ceramic materials Not for high carbon steel and heattreated steel Pay attention to speed pressure and heat control during drilling
90 days warrantyat augtouf we center on customer satisfaction Get your drill bits today along with our 90day hasslefree warranty policy exchange or refund guaranteed for any product defect
M35 cobalt high speed steelindustry grade 6542 high speed steel drill bit set harder than 4241 hss used in other similar drill bits set These drill bits also contain 5 cobalt which increases wearresistance and durability
10. INTOO
INTOO Hss Cobalt Drill Bits Set 21PCS Triangle Shank,Industry Drill bits with Golden Ratio Tip,
How to use controlling the drilling speed by lowest rpm would make drill life much longer than 3 times Storage box strong metal box Cobalt 5 material suitable for stainless steel or any hard metalsignificantly increases the wareresistance and durability Specifications 21pcs cobalt drill bit set 11656433276418964532116431613647321564141764932196451621641132326438Sizes from 18 to 38 with triangle shank
Golden ratio tip from size 532 with patented golden ratio tipwhich especially designed for heavy duty purpose effect cleansmooth holes on hard metal like stainless steeland moreover at least 3 times longer life
11. Powerextra
High quality and widely use the step drill bits are make by high speed steel strong and durable can used for stainless steel sheet aluminum alloy plastic material and wood Titanium coating the titanium coating resists the drill bits from corrosion and rust deduces friction making it easily to do multiple drills on surfaces such as plastic aluminum copper stainless steel and other types of sheet metal 50 sizes in 5 pieces step drill bits the bits set includes five standard step drill bits that can replace 50 individual drill bits and process 50 different kinds of diameter holes compatibility with 14 38 and 12 in Chuck sizes
Automatic center punch aluminum case the center punch help you mark the center point that you want to drill with exquisite aluminum case protects the drill bits not easy to dull and prolongs the drills lifespan 135 degree split point and twoflute design the drill bit point is designed as xshape with 135 degree which can prevent the drill slipping while working in high speed With twoflute design provides a faster and smoother cutting
12. Owl Tools
Plastic storage case included incredibly tough and durable plastic case Perfect for keeping your cobalt drill bits neatly organized and safe Cobalt drill bits are the perfect drill bits for metal as well as other hard materials such as stainless steel hardened steel cast iron bronze titanium and more Lifetime guarantee here at owl tools usa based company we only care about your satisfaction We try our best to ensure each product is in perfect condition before you get it but if something is not up to your satisfaction please contact us for a full refund or replacement
Set of 13 cobalt drill bits in the following imperial sizes 14 1564 732 1364 316 1164 532 964 18 764 332 564 116
M35 fully ground 135 split point our drill bits contain 5 cobalt are fully grounded for a precision drilling diameter 135 split point design makes it easier to drill repeated holes in harder materials
13. NewShark
M35 5% (1mm-10mm/19pcs) Cobalt Twist Drill Bits Set for Stainless Steel and Hard Metal
135degree selfcentering split pointed tip combines active cutting and perfect centering without wandering From 1mm up to 10mm in 05mm increment1 15 2 25 3 35 4 45 5 55 6 65 7 75 8 85 9 95 10 mm Made of highquality highspeed steel durability and cutting efficiency Designed for general drilling in plastic wood and soft metals like aluminum iron etc
Fully ground bits make sure the cutting diameter is accuratethe smooth bit surface make holes cleanly
14. Irwin Tools
IRWIN Drill Bit Set, M35 Cobalt Steel, 29-Piece (3018002)
Cobalt drill bit set Heavy duty web construction for strength durability 29 piece 5 cobalt for higher heat abrasion resistance Sizes 116 inch 12 inch in 164 inch increments 135 degree split point to minimize walk
15. Chicago Latrobe
Extra thick web for increased strength and rigidity compared to standard drill bits Selfcentering 135degree split point penetrates hard material without a pilot hole and produces small chips to reduce clogging Cobalt steel provides extended tool life compared to highspeed steel drill bits when drilling hard materials Gold oxide finish lubricates and provides wear resistance on ferrous materials
Made in the usa Set of 21 jobber length drill bits includes inch sizes 116 through 38 in 164 increments
16. Drill Hog
Drill Hog 29 Pc Super Premium Cobalt M42+ Drill Bit Set
Super premium solid cobalt m42 steel 135 degree split point prevents walking Lifetime warranty Triflat shank prevents spinning in the drill chuck 116 to 12 by 164th increments does not skip any sizes
17. OXTUL
29pcs HSS Jobber Length Cobalt Drill Bits Set 1/16″ – 1/2″ in Metal Case
Professional diy use for use on metal wood plastics stainless steel not for use on concrete masonry Perfect match for workshop or service vehicles Size 116 564 332 764 18 964 532 1164 316 1364 732 1564 14 1764 932 1964 516 2164 1132 2364 3825641332276471629641532316412 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 6566 135 tip twist design increases cutting speed with selfcentering and prevents walking clears chips and particles faster
18. Lichamp
Multiple application ideal for drilling in heavyduty tough metal including hard abrasive alloy metal hardened stainless steel or cast iron Smoothly drilling 135degree split point tip twist design increases cutting speed with selfcentering and prevents skating starts or walking 4x lifespan material made from industrial grade m35 highspeed steel with 5 cobalt provides hardness for wear resistance withstands max 1100 degreef
Unique 3x flute design lichamp three flute patent design drill bit clears chips and particles faster provide you with more efficient drilling experience 13pcs drill bit set metal index case with size chart for easy bit access and identification Includes drill bit sizes 116inch to 14inch in 164inch increments
19. HYMNORQ
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 For metalworking particularly successful in cutting through hard metals such as stainless steel and cast iron although they can be used for softer materials too Not for hardened steel high carbon steel Try to adjust the rpm when it fails to penetrate
No center punch needed the 135 quickcut points are selfcentering 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
Downloadable user guide weve summed up some tips of drilling metals including a rpm chart for several common metals based on our reviews and some articles on the internet In most cases our customers would get a much better result with these tips Welcome to download
13pc metric bits the set includes 13pcs of m35 cobalt steel twist drill bits 15mm 2mm 25mm 3mm 32mm 35mm 4mm 45mm 48mm 5mm 55mm 6mm 65mm Well organized in a plastic indexed storage case for easy transport to your worksite
20. Drill Hog
Drill Hog USA 13 Pc COBALT Drill Bit Set Index M42 Drill Bits Lifetime Warranty
Made by drill hog usa 135 degree split point prevents the bit from walking 116 14 by 164ths 13 drills Lifetime warranty Solid cobalt m42 steel
21. OCGIG
Cut fasterhss cobalt m35 steel bits last longer than ordinary drill bits and can be sharpened when needed Applicationdrilling various materials such as stainless steel within 110mm die steel within the blade length of the drill ibeam ordinary steel angle iron aluminum copper wood etc 13 sizes15mm 2mm 25mm 3mm 32mm 35mm 4mm 45mm 48mm 5mm 55mm 6mm 65mmThey fit the majority of power drill currently on the market and comes with a portable plastic case for easy storage and organization
Materialhsshighspeed steel m35 contains 5 cobaltThey contain 5 cobalt material increasing wearresistance and durability Twist designincreases cutting speed with selfcentering and prevents walking clears chips and particles faster
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