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Best results for long 1/4 drill bit
Drill America 1/4" x 12" Cobalt Aircraft Extension Drill Bit, GLBCO Series
$12.25
$14.21
Amazon.com
Last update was on: May 5, 2024 5:12 am
- 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
- Gold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools
- performance is similar to uncoated tools
- 12" overall length for drilling where extra length for reach is required
Neiko 10047A 12” Extra Long Drill Bit Set, 5 Piece | 1/8", 3/16", 1/4", 5/16", 3/8"
$15.95
$22.97
Amazon.com
Last update was on: May 5, 2024 5:12 am
- High speed steel construction is designed for durability and extended tool life
- Extra long 12 inch body provides better stability and balance during quick operation to ensure position is intact
- Great for general purpose use on hand drills and allows you to access hard to reach areas where jobber length drills can not go
- Versatile tool is ideal for drilling in metal, wood, plastic, PVC and other different materials
DEWALT DW1606 1/4-Inch by 12-Inch Extra Long Black Oxide Drill Bit
$12.20
$14.76
Amazon.com
Last update was on: May 5, 2024 5:12 am
- The product is 1/4x12 has STL drill bit
- Easy to use
- The product is manufactured in China
- 135 degree split point drills on contact and prevents walking
- Parabolic flute design improves chip ejection in metal and wood drilling applications
- Black oxide coated for greater wear resistance
Fisch FSF-328537 Pt. Drill, 1/4" x 250mm
$14.87
$22.01
Amazon.com
Last update was on: May 5, 2024 5:12 am
- Optimized spurs insure fast and easy cutting of the wood fibers before the hole is drilled
- Beveled edge leads to a perfect drilling of the diameter without any deviation
- For use in soft, hard, exotic, veneered and laminated wood as well as MDF and even acrylic glass
Bosch HC2046 1/4 In. x 18 In. SDS-plus Bulldog Rotary Hammer Bit
$7.99
$9.35
Amazon.com
Last update was on: May 5, 2024 5:12 am
- Optimized brazing and hardening process for long life
- 15 percent faster (compared to S4L)
- Bosch-made carbide tip is tougher and more durable under heavy loads
- Proprietary Bosch hardening process results in more holes per bit
- Ideal for anchoring and through-hole applications in concrete
- Diameter1/4" Flute Length16.0 Length18.0" Overall Length18.0 Quantity1 Shank Diameter0.0 Useable Length16"
Bosch BL2735 1/8 In. x 12 In. Extra Length Aircraft Black Oxide Drill Bit
$4.91
$6.68
Amazon.com
Last update was on: May 5, 2024 5:12 am
- Speed helix design for three times faster drilling than standard bits
- Last 50 percent longer than high-speed steel
- Easier drilling, reduced heat and extended drill bit life
- Available in jobber length, stubby length, extended length (aircraft), 1/2 In. reduced shank (Silver and Deming)
- For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials
8 Pcs 200mm Extra Long Twist Drill Bits for Steel Straight Shank Tool Sets Wood Plastic and Aluminum, Plastic, Jewelry 2mm – 7mm
$10.99
$14.62
Amazon.com
Last update was on: May 5, 2024 5:12 am
- Diameter: 2mm 2.5mm 3mm 4mm 4.5mm 5mm 6mm 7mm.Length:about 200mm(about 7.8 inch)
- Application:drill bits kit are great for most drilling jobs and materials such as aluminum, wood, plastics PVC and other different materials or your daily drill use.
- Quantity:This set includes 8 pieces drill bit in different sizes of the most popular drill bits.1 pc/per size.
- provides better stability and balance during quick operation to ensure position is intact
IRWIN 1890708 Straight Shank Installer Drill Bit for Wood, 18-Inch by 5/16-Inch
$9.91
$12.88
Amazon.com
Last update was on: May 5, 2024 5:12 am
- N/A
- Imported
- 82˚ point for fast, smooth drilling in wood
- Hole in flute for easy wire pulling through walls, ceilings and floors
- 3-flatted shank prevents slipping in drill chuck and includes hole for wire pulling Hole not included on 12" length bits
- Premium high carbon steel construction for extended drilling life in wood
1/4-Inch x 6" HSS Cobalt Extra Long Aircraft Extention Drill Bit with 6" Shank, Spiral Flute, 135 Degree,Split Point, Drilling deep holes in metal and Steel (1/4X6"-3PCS)
$13.99
$20.85
Amazon.com
Last update was on: May 5, 2024 5:12 am
- ● 6" Overall length and 2-3/4" Flute Length to ensure the best deep hole drilling in hard steel and matels.
- ● HSS Cobalt High Speed Steel, best Material for improving performance and drilling life when cutting and drilling harder metals, such as Stainless steel, or other hard steel
- ● The Gold Oxide strongthen the surface by Oxiding treatment on the Cobalt Steel, to ensure the long drilling life and better drilling performance
DEWALT DW1808 Long Holesaw Pilot Bit
$3.35
$4.92
Amazon.com
Last update was on: May 5, 2024 5:12 am
- DW1810 offers tool-free quick-release collar to prevent hole saws from locking to the mandrel
- DW1803 and DW1805 offer spring-loaded collar that automatically engages drive pins to prevent hole saws from locking to the mandrel
- All quick change mandrels utilize hardened steel construction and have been tested through 15,000+ cycles to deliver jobsite durability
- All quick change mandrels feature double set screws with a recessed combination head for quick and easy centering bit changes
Bosch BL2739 3/16 In. x 12 In. Extra Length Aircraft Black Oxide Drill Bit
$4.99
$7.19
Amazon.com
Last update was on: May 5, 2024 5:12 am
- Speed helix design for three times faster drilling than standard bits
- Last 50 percent longer than high-speed steel
- Easier drilling, reduced heat and extended drill bit life
- Available in jobber length, stubby length, extended length (aircraft), 1/2 In. reduced shank (Silver and Deming)
- For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials
12" Long Brad Point Bit Set (7 Drill Bit Set). Perfect For Drilling Wood, Plastic, Drywall and Composite Materials
$21.99
$26.17
Amazon.com
Last update was on: May 5, 2024 5:12 am
- If you have drilled a piece of wood and came up short or had to somehow line it up from the other side and attempt to correctly drill, then this drill bit set is for you. Each bit in the set is approximately 12" long and they are made from high speed steel. Typically brad point drill bits are perfect for drilling wood, plastic and some composite materials. Brad points have a sharp point on the tip, which prevents the bit from "walking" like standard twist bits tend to do.
Irwin 1/4" x 18" Installer Drill Bits 39104
$12.15
$15.92
Amazon.com
Last update was on: May 5, 2024 5:12 am
- This product is easy to use.
- This product is highly durable
- This product is manufactured in China
- 18" long, 1/4" diameter, .230" shank
- Hole in flute (head) makes it easy to pull wires through hole in wall
- Boring action is faster, smoother, cleaner in most every material encountered in wiring installations
Vermont American 13166 Black Oxide Fractional Extended Length Aircraft Drill Bit, 1/4-Inch by 6-Inch
$7.49
$9.89
Amazon.com
Last update was on: May 5, 2024 5:12 am
- Superior durability and speed for most general purpose drilling applications in wood, metal and plastic
- Triple tempered black oxide coating provides very high lubricity to reduce heat buildup and prolong the life of the bit
- Features a 135-degree split point for fast starts and minimal walking or skating
Bosch IMC06 1/4" Impact MultiConstruction Drill Bit
$5.58
$7.09
Amazon.com
Last update was on: May 5, 2024 5:12 am
- 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
- Steep flutes – deliver fast material removal
- Multi-application design – offers drilling in in wood and a variety of other materials
Bosch HC2044 1/4 In. x 12 In. SDS-plus Bulldog Rotary Hammer Bit
$6.32
$7.14
Amazon.com
Last update was on: May 5, 2024 5:12 am
- Optimized brazing and hardening process for long life
- 15 percent faster (compared to S4L)
- Bosch-made carbide tip is tougher and more durable under heavy loads
- Proprietary Bosch hardening process results in more holes per bit
- Ideal for anchoring and through-hole applications in concrete
MulWark Hex Head Allen Wrench Drill Bit Set 20PC (10pc Metric & 10pc SAE), 2.3" Long 1/4" Diameter Quick Release Shank Magnetic Screwdriver Bit Set for Assembling IKEA Furniture
$19.99
$28.79
Amazon.com
Last update was on: May 5, 2024 5:12 am
- 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 shiny rust-resistant finish with labeled size marks & magnetic tips. The package includes two portable rubble strips: one packs bits in SAE, another packs bits in Metric
COMOWARE Titanium Twist Drill Bit Set – 13 Pcs Hex Shank High Speed Steel for Wood Plastic Aluminum Alloy, 1/16"-1/4"
$9.99
$13.29
Amazon.com
Last update was on: May 5, 2024 5:12 am
- 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.
IRWIN 62116-1/4 by 12-Inch Drill Bit 135x
$7.70
$9.32
Amazon.com
Last update was on: May 5, 2024 5:12 am
- This product is easy to use.
- This product is highly durable
- This product is manufactured in China.
- Ideal for drilling in hard-to-reach areas and for running wires and cable
- Bit is constructed of M-2 high speed steel for the best combination of strength, heat resistance, and wear resistance
- For general use in wood, metal, and plastic
