Best 4′ Drill Bit
Best results for 4' drill bit
Bosch HC2109 5/8 In. x 39 In. SDS-plus Bulldog Rotary Hammer Bit
DEWALT DW5576 3/8-Inch Diamond Drill Bit
$24.39
$27.07
Amazon.com
Last update was on: September 19, 2024 7:18 am
- Aggressive spur provides fast material penetraion
- Optimized cutting geometry provides longer bit life
- Open tooth design allows for more resharpenings
- 7/16" Ball groove shank for quick change applications
- Aggressive spur provides fast material penetraion
- Optimized cutting geometry provides longer bit life
DEWALT DW1637 2-1/8-Inch Bit with 7/16-Inch Shank Selfeed Bit
$12.34
$17.52
Amazon.com
Last update was on: September 19, 2024 7:18 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
Bosch HC2094 9/16 In. x 12 In. SDS-plus Bulldog Rotary Hammer Bit
$19.39
$23.46
Amazon.com
Last update was on: September 19, 2024 7:18 am
- This product is easy to use.
- This product is highly durable
- This product is manufactured in China
- 18" long, 1/2" diameter, .370" 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
Irwin 39108 1/2-Inch by 18-Inch Installer Twist Drill Bit
$22.49
$30.59
Amazon.com
Last update was on: September 19, 2024 7:18 am
- Single cutter and side lip effortlessly bores holes in wood where nails may be encountered. Cuts through nails without damaging the bit
- Full-length heat treatment guards against bending in heavy-duty applications and strengthens the twist where the greatest strain occurs
- Hollow center flutes clear chips quickly out of holes
- Wide lands help keep bit straight as it bores
- Medium-fast screw point ideal for general woodboring applications. Bit can be resharpened
IRWIN Industrial Tools 47416 1-Inch by 17-Inch Tubed Long Ship Auger Bit
$27.04
$35.15
Amazon.com
Last update was on: September 19, 2024 7:18 am
- Interchangeable with heads ETS375, ETH375, ETM375
- Interchangable with shanks ETSHK11, ETSHK12, ET18715, ET18721, ET18751, ET18769
- Add a Quick Switch Hex to adapt to a Quick Change chuck part number ETHXKIT187
- Aggressive and self-feeding screw point and easily removable for sharpening. Replaceable set screw and allen wrench kit ETAKIT2.
- Wire fishing accommodation holes in the head and in the three flat non-slip grip
Eagle Tool ETS56236 Flex Shank Installer Drill Bit, Interchangeable Switch Bit, Screw Point, 9/16-Inch by 36-Inch, Made in the USA
$25.40
$30.99
Amazon.com
Last update was on: September 19, 2024 7:18 am
- Patent Pending tooth set design optimized to remove material faster
- Attached arbor and pilot drill included
- New side slot increased leverage for faster, easier slug removal
- New exterior red coating reduces side wall friction for efficient cutting
- Heavy duty .050 side wall for greater stability
MK Morse MHSA64C Hole Saw with Attached Arbor, 4" Diameter
$2.59
$3.76
Amazon.com
Last update was on: September 19, 2024 7:18 am
- This item is Vermont American 13158 Black Oxide Fractional Extended Length Aircraft Drill Bit, 1/8-Inch by 6-Inch
- Used for Power Tool Accessories, Drill Bits & Accessories
- The produt is manufactured in China
- 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
Vermont American 13158 Black Oxide Fractional Extended Length Aircraft Drill Bit, 1/8-Inch by 6-Inch
$18.67
$25.02
Amazon.com
Last update was on: September 19, 2024 7:18 am
- Three cutting spurs for faster, cleaner holes, less breakout and extended drilling life
- Full screw-point tip allows bit to self-feed for ease of drilling
- Shorter overall length for drilling in tight spaces. Ideal for holes up to 2" deep
- 1/4" quick-change shank reduces slipping in standard chucks and is compatible with all 1/4" quick-change chucks, including impact drills
Speedbor 1877239 IRWIN Tools Max Wood Drilling Bits, 4-Inch, 6-Piece
$15.72
$19.49
Amazon.com
Last update was on: September 19, 2024 7:18 am
- Up to 4-times life in rebar and 40% more life in concrete than competitive full head carbide bits
- Faster drilling speed versus 2 cutter
- Less carbide wear than 2 cutter means an end user is more productive with a single bit
- No jamming when hitting rebar and optimized for heavy duty rotary hammers
- Stress optimized flute surface and geometry
- 4X life in rebar and 40% more life in concrete than competitive full head carbide bits
Bosch HCFC2087 1/2-Inch by 16-Inch by 18-Inch SDS-plus X5L Drill Bit
$16.99
$25.15
Amazon.com
Last update was on: September 19, 2024 7:18 am
- ✅Applications: 3-inch (7.6cm) potted plants, vegetables, flowers, bare root trees and shrubs, tilling soil or planter boxes, mixing seed, soil, fertilizer, paint, or batches of mortar mix for hardscapes
- Effortless dig post holes or Ice holes.
- ✅Material: Made of heavy duty steel, with glossy green painted finish. Drills holes in all types of soil. This auger is more suitable for Soft soil, rocky soil and hard clay soil in the USA.
[Upgrade Version] Blika Auger Drill Bit, fits Rocky Soil & Clay, Garden Plant Flower Bulb Auger 3" x 8.5" Rapid Planter with Garden Genie Gloves, Post or Umbrella Hole Digger for 3/8" Hex Drive Drill
$14.99
$19.34
Amazon.com
Last update was on: September 19, 2024 7:18 am
- [Imperial Wood Bit]: 6/8/10/12/14mm brad point set, 200mm/9" extra long drill bits.The top of the tooth head is a guide function, so that the drilling is accurate, simple, quick and easy.
- [Shank Type]: Hex shank fits into all power tools more easily and securely, specially for locking into quick change chuck
- [Titanium Coated HSS]: Classic high speed steel construction with titanium coating for proven capability and durability
QLOUNI 5Pcs 228mm/9" Extra Long Drill Bit Imperial 6/8/10/12/14mm Hex Shank Brad Point Augers Drill Bits
DEWALT DW1582 1-Inch by 6-Inch Spade Drill Bit
$12.20
$17.57
Amazon.com
Last update was on: September 19, 2024 7:18 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
DEWALT DW1606 1/4-Inch by 12-Inch Extra Long Black Oxide Drill Bit
$21.90
$31.10
Amazon.com
Last update was on: September 19, 2024 7:18 am
- Features a hollow center flute for aggressive chip removal
- Single flute cutter design bores clean holes in wood and nail embedded wood
- Use in power drill or hand brace
- 1/2" shank size
- Non-stick epoxy coated for cutting green, sappy woods
