lifeeconomic 
Best results for 5/16 18 drill size
Bosch HC2055 5/16 In. x 18 In. SDS-plus Bulldog Rotary Hammer Bit
$13.61
$17.56
Amazon.com
Last update was on: November 22, 2024 3:14 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
Neiko 10047A 12” Extra Long Drill Bit Set, 5 Piece | 1/8", 3/16", 1/4", 5/16", 3/8"
$15.95
$18.82
Amazon.com
Last update was on: November 22, 2024 3:14 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
Hanson 1765539 Pts Drill Plus Tap Combo 5/16"-18/F for Tap Die Extraction
$15.33
$19.47
Amazon.com
Last update was on: November 22, 2024 3:14 am
- This tap and drill set contains a convenient HCS tap and HSS drill bit
- Self-aligning taps start and thread straight virtually every time
- Great for through holes and irregular surfaces
- Plug taps are ideal for general purpose threading
- Special chip-breaking technology cuts chips easier
IRWIN HANSON 5/16" – 18 NC Tap and Letter G Drill Bit Set, 80235
$5.99
$7.31
Amazon.com
Last update was on: November 22, 2024 3:14 am
- Ideal for creating and threading fasteners holes in metal
- Creates 18 threads per inch
- Drill bit constructed of high speed steel for fast and precise drilling
- Tap crafted of high carbon steel for general purpose drilling
- Includes 1 drill bit and 1 tap
GEARWRENCH 5/16 x 18 NC Taper Tap – 388709N
Accusize Industrial Tools 18 Pc H.S.S. Tap and Drill Set, U.N.C, 0001-0040
$58.00
$80.62
Amazon.com
Last update was on: November 22, 2024 3:14 am
- 18 Pcs/Set H.S.S. Tap & Drill Set, UNC
- Size of Taps: 6-32UNC, 8-32UNC, 10-24UNC, 10-32UNF, 1/4"-20UNC, 5/16"-18UNC, 3/8"-16UNC, 7/16"-14UNC, 1/2"-13UNC.
- Size of Drills: #36, #29, #25, #21, #7, F, 5/16", U, 27/64".
- HSS Fully Ground
IRWIN 1890708 Straight Shank Installer Drill Bit for Wood, 18-Inch by 5/16-Inch
$10.28
$14.08
Amazon.com
Last update was on: November 22, 2024 3:14 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
Irwin Tools 2627-3 Piece High Carbon Steel- Tap 5/16" – 18 NC
Greenlee DTAP5/16-18 Combination Drill and Tap Bit, 5/16-18NC
$9.76
$10.83
Amazon.com
Last update was on: November 22, 2024 3:14 am
- Complete hole drilling, tapping, deburring and countersinking in one operation with power drill saves labor and time
- Back tapered beyond tap to prevent thread damage from over-drilling
- Deburr/countersink also provided on bit beyond back taper
- Made from hardened high-speed steel vs carbon steel for longer life
- Designed to tap up to 10-gauge metal
BLACK+DECKER 71-931 HSS Drill Bit Set, 18-Piece
$16.35
$19.62
Amazon.com
Last update was on: November 22, 2024 3:14 am
- For most DIY projects
- For drilling in wood, metal or plastic
- Easy organized workbench or toolbox storage with clear markings of bit sizes
- This 18-Piece drill bit set contains the most popular range of drill bits - sizes 1/16-Inch to 1/2-Inch
- Bonus 1/2-Inch bit included
Irwin 1/4" x 18" Installer Drill Bits 39104
$18.08
$21.88
Amazon.com
Last update was on: November 22, 2024 3:14 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
Diamond Drill Bits, Baban 10Pcs Hole Saw Diamond Drill Bit Hollow Core Drill Bit Set for Diamond Coating, Carbon Steel for Glass, Ceramics, Porcelain, Ceramic Tile, Marble, 6-32mm
$8.69
$12.60
Amazon.com
Last update was on: November 22, 2024 3:14 am
- ✔ Satisfied Size - 6mm/0.23", 8mm/0.31", 10mm/0.39", 12mm/0.47", 14mm/0.55", 16mm/0.62", 18mm/0.7", 22mm/0.86", 26mm/1.02", 32mm/1.26"
- ✔ Ideal Application - This diamond coated core drill bit removes a complete circle from glass, marble, tiles,granite, ceramic or other.They are perfect for drill glass, tile bottles,blocks jars, fiberglass porcelain tile ceramic, slate Mable, granite light stone
IRWIN Wood Installer Twist Drill Bit, 39106
$14.02
$20.89
Amazon.com
Last update was on: November 22, 2024 3:14 am
- Constructed of premium alloy steel for boring into a variety of materials including wood, plaster, and metal lath
- Special 82 degree point for fast boring
- Wire hole at the tip of the bit makes it easy to pull wire through walls, ceilings, and floors
- Ideal for installation of small wire for telephones, cable, TV, computers, and security systems
- Special flute finishing process assures quick chip removal, no clogging, no binding
DEWALT DWADTQTR51618 Impact Ready 5/16" 18 UNC Drill Tap, 1/4" Capacity
IVY Classic 10352 5/16 x 18-Inch Premium Carbide Masonry Drill Bit, 1/Card
$14.24
$16.66
Amazon.com
Last update was on: November 22, 2024 3:14 am
- 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
- Engineered with wide flutes for fast dust removal
- Diameter: 5/16-inch, Overall Length: 18-inch, Shank: 5/16-inch, Flute Length: 12-Inch
IVY Classic 46420 5/16-Inch x 18-Inch Bell Hanger Installer Drill Bit, High-Speed Steel, 82-Degree Point, 1/Pouch
$19.47
$27.65
Amazon.com
Last update was on: November 22, 2024 3:14 am
- For installing telephone, cable TV, computer and security wires, Swift Bore (Registered Trademark)
- 82-degree point for fast boring through wood, plaster and metal lath
- Hole in flute for pulling wires through walls, ceilings and floors
- Heat-treated and tempered high-speed steel
- Diameter: 5/16-Inch, Overall Length: 18-Inch
POWERTEC QTB1002 Tee Bolt 5/16-Inch-18, 2-1/2-Inch Long, 20-Pack
$13.00
$15.21
Amazon.com
Last update was on: November 22, 2024 3:14 am
- INCLUDES: (20) Tee Bolts 5/16”-18 thread bolt and 2-1/2 long
- FUNCTION: Essential jig and fixture hardware designed with precision machined t-heads that fit inside routed grooves and t-slots, allowing the tightening and customization of your own jigs an easy task
- QUALITY: T-Bolts are made from high quality stainless steel and zinc plated for corrosion resistance, rust protection and long lasting durability
MAGBIT 782.18.0516 MAG 782 5/16-Inch by 18-Inch Extension
Irwin 39105 Installer Drill Bits, 5/16"
Amazon.com
Last update was on: November 22, 2024 3:14 am
- 5/16" x 18"
- This product is highly durable
- This product is manufactured in China
- 18" long, 5/16" diameter, .285" 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
USA Premium Store 11 pcs 18" Long SDS PLUS CONCRETE DRILL BIT SET FITS HILTI BOSCH ELECTRIC DRILL
$36.40
$50.96
Amazon.com
Last update was on: November 22, 2024 3:14 am
- Universal 11 pcs C2 tungsten carbide tipped SDS drill bits ideal for drilling in brick, stone, concrete and other masonry
- Fits HILTI, BOSCH and other SDS or SDS Plus Style Chuck
- INCLUDED SIZES: 3/16" Ø x 4" L 1/4" Ø x 4" L 1/4" Ø x 6" L 5/16" Ø x 6" L 3/8" Ø x 6" L 3/8" Ø x 8" L 1/2" Ø x 8" L 3/8" Ø x 18" L 1/2" Ø x 18" L 5/6" Ø x 18" L 3/4" Ø x 18" L
- Drop Forged Heat Treated Alloy Steel Storage Case included
