Best Drill America Long Drill Bits in 2026

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.

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

CONTAINS 2 AUGER DRILLS BITS (Drill not included): You’re getting not just one, but two easy-to-use augers drill bits in this K-Brands value pack. Plus, they’re a breeze to use - all you need to do is attach the auger bit to a standard 3/8” hex bit drill. Hold with both hands, and then turn it on to dig downward. Reverse the drill to pull the soil back up, and you get the perfect posthole.

A MUST-HAVE TOOL FOR YARD WORK: While this spiral drill bit is perfect for planting bulbs and bedding plants, as well as shredding up weeds and mixing fertilizer, it’s not just limited to garden work. Easily dig holes for fenceposts, ground lights, outdoor torches, and umbrellas - all with one tool.

CUT YOUR WORK TIME IN HALF: No more blisters or sore hands. Reduce the amount of time it takes to plant a flowerbed or put up a fence. Perfect for digging as many holes as you need, in a fraction of the time it would take by hand.

【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.

【Most Commonly-Used 12 Sizes】A complete combo set of 16 jobber length industrial drill bits for metal drilling (1/16",5/64",3/32",7/64",1/8",9/64",5/32", 3/16",13/64",7/32",1/4", 3/8") . They fit the majority of power drill currently on the market and comes with a portable plastic case for easy storage and organization.

【Precise & Efficient Drilling Performance】✔ Fully Ground spiral groove design clears particles quickly, decreases friction and heat for a faster and cooler drilling performance. ✔ 135° Split Point with round straight shank prevents walking and makes drilling precise and faster. No center punch is needed.

20PCS,3/32",HSS Cobalt Jobber Twist Drill Bits,ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc with Packing 10pcs in Plastic Bag

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

12 PIECE BRAD POINT DRILL BIT SET - In the following sizes: 1/8" (2 INCLUDED), 5/32, 3/16", 1/4" (2 INCLUDED), 5/16", 3/8 (2 INCLUDED), 7/16", and 1/2" (2 INCLUDED)

EXTRA LONG 12 INCH LENGTH - Easily drill into beams, joists, legs, and all those hard to reach areas with this foot long drill wood drill bits.

CENTER POINT - Brad point tip provides precision accuracy for starting your drilling hole

[Specifications and packaging]: 7pcs 12" long point wood drill bits set.Include size:1/8",5/32",3/16",1/4", 5/16", 3/8",1/2".

[Fitment]: Brad point drill bits suitable for bench drill, hand drill and conventional electric drill. Perfect for hardwood, fiberboard, particleboard, plywood, plastic, PVC, rubber etc.

[Material]: Long drill bits are made of classic carbon steel material for fast cutting against tough wood material. High hardness, offer superior cutting power and durable.

【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 twist drill bit set 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 M35 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 metal 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

✔️【WOOD AUGER BIT SIZE】: 3/8" (Diameter)  x 9"(Overall Length)

✔️【SCREW POINT TIP】: Screw Point Tip Allows Bit to Self-feed for Easy Drilling Fast Boring in Hard and Soft Wood.

✔️【MATERIAL】: Made of High Carbon Steel with Threaded Tip.

7/8" Diameter 6" Overall Length

HI-Molybdenum M7 HSS Steel

135 Degree Split Point Prevents Walking

Quality high speed steel ensures the bits super hard, sharp and cutting effectively with impressive cutting performance in metal, plastic, and wood etc with long tool life

All drill dimensional & tolerances conform to ASME/ANSI B94.11M drill standards or USCTI - United States Cutting Tool Institute (formerly MCTI)

Fully ground process ensures excellent chips moving, and 135 deg chisel angle with split point provide accuracy start for quick penetration without Walking and less Logging

21 Pieces Include - 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.

HSS Material - 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 when compared with an average HSS drill bit.

Precise 135°Split Point & Twist Design - 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.

Quality high speed steel ensures the bits super hard, sharp and cutting effectively with impressive cutting performance in metal, plastic, and wood etc with long tool life

All drill dimensional & tolerances conform to ASME/ANSI B94.11M or USCTI - United States Cutting Tool Institute drill standards

Fully ground process ensures excellent chips moving, and 135 deg chisel angle with split point provide accuracy start for quick penetration without Walking and less Logging

M35, 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.

Incredibly Tough and Durable Plastic Case. Perfect for Keeping Your Cobalt Drill Bits Neatly Organized and Safe.

【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 Metal 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

13pcs Drill Bits Include: 1pcs of each size( 1/17", 7/89", 6/61", 11/93", 12/95", 4/29", 14/89", 14/79", 17/90", 13/66", 21/97", 17/72") drilling dia M35 straight hex shank twist drills, can accommodate a wide range of drilling needs.

M35 Twist Drill Bit: Made from M35 cobalt material which has the characteristic of high hardness and durability. The cobalt material gives the bit superior wear resistance and overall toughness, making it great for long-term use in a variety of drilling applications.

Quick and Clean Drilling: The external point angle design of this cobalt twist drill bit allows for fast and efficient drilling, with effective chip removal to prevent clogging, perfect for a range of materials including metal, wood, and plastic.

99pcs Drill Bits Include: 11pcs of each size( 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/35", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4", 17/64", 9/32", 19/64", 5/16", 21/64", 11/32", 3/64", 3/8", 25/64", 13/32", 27/64", 19/32", 29/64", 15/64", 31/64", 1/2") drilling dia M35 straight round shank twist drills, can accommodate a wide range of drilling needs.

M35 Twist Drill Bit: Made from M35 cobalt material which has the characteristic of high hardness and durability. The cobalt material gives the bit superior wear resistance and overall toughness, making it great for long-term use in a variety of drilling applications.

Quick and Clean Drilling: The external point angle design of this cobalt twist drill bit allows for fast and efficient drilling, with effective chip removal to prevent clogging, perfect for a range of materials including metal, wood, and plastic.

Size: 15/16, Material: High Speed Steel, Finish: Uncoated (Bright), Flute Length: 13, Overall Length: 18, Shank Type: Round, Style: Extra Length, Cutting Angle: 118, Point Type: Conventional Point, Number of Flutes: 2, Cutting Direction: Right Hand