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Best results for hole expander drill bit
CO-Z Step Drill Bits, HSS 5PCS Titanium Step Drill Bit Set, 50 Sizes in 5 High Speed Steel Unibit Drill Bits Set for Sheet Metal with Aluminum Case, Multiple Hole Stepped Up Bits for DIY Lovers
$21.88
$31.51
Amazon.com
Last update was on: November 26, 2024 5:32 pm
- Extreme Durabikity: Cobalt high speed steel drill bits along with the titanium coating ensures extreme durability, will stay new and shiny for years to come.
- Different Sizes of Holes Can Be Drilled: Different sized shanks ensure compatibility with 1/4, 3/8 and 1/2 in. chuck sizes. You are capable to drill holes in different sizes which can meet your normal needs.
- Smooth Drilling: Non-walking drill tip provides fast and smooth drills on steel sheets, aluminum sheets, wood board, plastic board etc. (the board must be smaller in thickness than the height of step drill bits).
Klein Tools KTSB15 Step Drill Bit #15 Double Fluted 7/8 to 1-3/8-Inch
$50.93
$75.38
Amazon.com
Last update was on: November 26, 2024 5:32 pm
- Two flutes cut faster and keep bit cooler
- Fast-starting, non-walking drill tip
- High-visibility silver targets for primary hole sizes
- Thick 3/8-Inch hex shank won't round out in the drill chuck for a more positive grip
- 3 hole sizes
Neiko 10169A Titanium Step Drill Bit Set with Automatic Center Punch, 5-Piece | High Speed Steel | SAE | Total 41 Sizes
$21.49
$29.44
Amazon.com
Last update was on: November 26, 2024 5:32 pm
- Classic high speed steel with titanium coating for drilling holes in plastic, aluminum, copper, stainless steel, and many other sheet metal types
- Two-flute design deburrs during drilling, clearing chips faster and allowing particles to escape for cleaner operation
- Each step drill bit features a tri-flatted shank for a secure fit into power tool chucks, eliminating slip
- Automatic center punch creates spring-loaded high-impact strike against surfaces
Neiko 10181A Quick Change HSS Titanium Coated Spiral Grooved Step Drill Bit 3-Piece Set | 31 Step Sizes in One Kit
$15.99
$19.51
Amazon.com
Last update was on: November 26, 2024 5:32 pm
- Constructed of industrial high speed steel with titanium nitride coating for durability and strength to punch and drill clean holes in materials like plastic, aluminum, wood, copper, stainless steel and other types of sheet metal
- Unibit split point tip accelerates cutting speed while preventing angled walking away from center line of bore
- Two-flute spiral grooved design deburrs chip, dust and debris for clearance and smooth cutting
COMOWARE Step Drill Bit – Titanium Coated, Double Cutting Blades, High Speed Steel, Short Length Drill Bit, Total 10 Sizes
$9.99
$13.19
Amazon.com
Last update was on: November 26, 2024 5:32 pm
- HSS Titanium Coating - High speed steel along with titanium coating ensures outstanding durability and sharpness, can reduces the friction, runs cooler.
- Meet Your Demands - With the step drill bits we offered, you can process different kinds of diameter holes, which greatly saves you a lot of trouble.Great for steel sheets/ aluminum sheets/ copper/ plastic/ wood board and many other types of sheet metal with ease countersunk. Suitable for Home DIY, and General Building/ Engineering Use.
DEWALT DWA1790IR 3-Piece IMPACT READY Step Drill Bit Set
Tacklife PDH06A Classic Titanium Step Drill Bit Set & Automatic Center Punch，High Speed Steel |5-Piece Set| Total 50 Sizes，Double Cutting Blades Design with Aluminum Case
$25.97
$37.92
Amazon.com
Last update was on: November 26, 2024 5:32 pm
- You could watch our video and know more our step drill bit PDH06A
- ❤Great Titanium Step Drill Bit Set❤
- ▲ 50 SIZE IN 5 - The bits set includes five standard step drill bits that can replace 50 individual drill bits, you can process 50 different kinds of diameter holes with the five pieces
- ▲ HSS & TITANIUM COATING - High speed steel makes it last longer than others, titanium coating ensures easily cut through steel sheets，aluminum sheets，copper & plastic & wood board and many other types of sheet metal with ease, and it can automatically deburr holes while drilling to keep the drill bit clean
Step Drill Bit Set & Automatic Center Punch 5pcs HSS Cobalt Titanium Step Drill Bit Set, Multiple Hole 50 Sizes High Speed Step Drill Bit Set with Aluminum Case
$22.99
$32.65
Amazon.com
Last update was on: November 26, 2024 5:32 pm
- 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 1/4, 3/8 and 1/2 in. chuck sizes.
- 135 DEGREE SPLIT POINT AND TWO-FLUTE DESIGN:The drill bit point is designed as X-shape with 135 degree, which can prevent the drill slipping while working in high speed. With two-flute design, provides a faster and smoother cutting.
DEWALT DWA1789IR 7/8-Inch-1-1/8-Inch IMPACT READY Step Drill Bit
Neiko 10193A Titanium Step Drill Bit Set, High Speed Steel | 3-Piece Set | Total 28 Sizes
$12.97
$15.05
Amazon.com
Last update was on: November 26, 2024 5:32 pm
- TITANIUM | HIGH SPEED STEEL: classic high speed steel with titanium coating for proven capability and durability in drilling holes in plastic, aluminum, copper, stainless steel and many other types of sheet metal
- 135° SPLIT POINT TIP: increases cutting speed with self-centering and prevents walking
- TWO-FLUTE DESIGN: clears chips faster and allows particles to escape easily
- TRI-FLATTED SHANK: fits into power tools chuck securely and eliminates slip
Knoweasy 10 Step Sizes Titanium Step Drill Bit,High Speed Steel 1/4 to 1-3/8 Inches Drill Bits Set for Sheet Metal Hole Drilling
$9.99
$13.89
Amazon.com
Last update was on: November 26, 2024 5:32 pm
- ✅【Includes 10 step sizes:】1/4",3/8",1/2",5/8",3/4",7/8",1",1-1/8", 1-1/4",1-3/8".
- ✅【Application:】Perfect for home repairs and light jobs such as drilling holes in plastic, aluminum, copper, iron sheet and many other types of sheet metal (excluding steel or any other harder metal).
- ✅【High Quality Material:】Made of strong high speed steel with titanium coating, the bits have strong durability.
HYCLAT 5pcs Titanium Step Drill Bit, Hss Cobalt Multiple Hole 50 Sizes High Speed Metal Steel Step Drill Bit Set with Aluminum Case
$19.99
$25.99
Amazon.com
Last update was on: November 26, 2024 5:32 pm
- 5pcs step drill bit IN 50 SIZES - each one step drill bit can drill several bore diameters. It's can work as 50pcs twist drill bits.You do not to replace drill bit constantly with the step drill bits.
- TITANIUM | HIGH SPEED STEEL: classic high speed steel with titanium coating for proven capability and durability in drilling holes in plastic, aluminum, copper, stainless steel and many other types of sheet metaland.
QWORK 3 Pcs Titanium Step Drill Bit Set, High Speed Steel, 1/8" – 3/4" Total 28 Sizes, HSS Multiple Hole Drilling Cutting with Storage Bag
$10.99
$12.86
Amazon.com
Last update was on: November 26, 2024 5:32 pm
- 1) 3 standard SAE step drill bits can drill 28 different size of holes on different thickness of materials. One 3/16-inch to 1/2-inch six-step bit, 1/4-inch to 3/4-inch nine-step bit, and 1/8-inch to 1/2-inch 13-step bit(detailed hole size and drill depth of each drill bit please check in Product description below)
- 2) Made of high quality high speed steel that is hard and sharp enough to drill through wood, plastic, steel and sheet metal
Uber Workshop – 3 Piece Step Drill Bit Set with Pouch – Impact Driver Compatible – 28 Sizes
$9.30
$12.83
Amazon.com
Last update was on: November 26, 2024 5:32 pm
- Set comes with 3 different bits
- Impact driver compatible - 1/4 hex shank - quick release
- Dual fluted design for better chip removal and smoother finishing
- Compact storage pouch keeps bits together and helps protect them from damage when not in use
- Bit #1 = 1/4-3/4 (9 steps) bit #2 = 1/8-1/2 (13 steps) bit #3 = 3/16 - 1/2 (6 steps)
Innetoc 3/8" Shank Titanium Step Drill Bit, 1/4′ to 1-3/8′ in 1/8′ Increments with SafePlastic Case|10 Steps
$9.79
$13.41
Amazon.com
Last update was on: November 26, 2024 5:32 pm
- SUPER STRONG: Made of high speed steel and titanium coated for added durability and bit life
- MULTIPLE DRILL SIZES WITH ONE BIT: 1/4, 3/8, 1/2, 5/8, 3/4, 7/8, 1, 1-1/8, 1-1/4, 1-3/8-inch
- VERSATILE AND FAST: 3/8" 3-flat shank prevents slippage when drilling new holes or enlarging existin
- Saves time without changing drill bits
- Works on plastic, wood and most metals, including steel, brass, aluminum and copper
Senrob 5 Pcs Step Drill Bit Set with Automatic Center Punch& Aluminum Case, High Speed Steel Titanium Cobalt Bits for Metal
$21.99
$29.91
Amazon.com
Last update was on: November 26, 2024 5:32 pm
- Package Includes: 5 x step drill bits，1 x automatic center punch，1 x aluminum case
- Wide Applications: 50 hole size choices to cut through iron, aluminum, PV and insulating plate as well as other types plates easily
- Durable Materials: ability of oxidation resistance, no rust and wear, long service life with titanium and cobalt plating coating
- Unique Shape: straight grooved is for excellent heat dissipation and chip removal, v-type opening design ensures cutting faster and smoother
Lenox 30882-VB2 Vari-Bit 1/2-Inch to 1-Inch Step Drill Bit with 3/8-Inch Shank
$26.00
$37.18
Amazon.com
Last update was on: November 26, 2024 5:32 pm
- Drill bits feature a 2-flute design that cuts fast, clean, round holes
- Enhanced flute design allows drill bits to remove chips rapidly
- Each drill bit has a steam-oxide treatment that adds durability
- Split-point design starts on contact for fast penetration and less walking
- Drills 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16" and 1" holes
