smarthomepromotion 
Best results for 3 4 step drill bit
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
$28.05
Amazon.com
Last update was on: May 18, 2024 5:08 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.
Klein Tools KTSB15 Step Drill Bit #15 Double Fluted 7/8 to 1-3/8-Inch
3Pcs High-Speed Steel Spiral Step Drill Bit Set with Automatic Spring Loaded Center Punch Power Tools Cone Titanium Coated Metal Hole Cutter 1/4" Hex Shank Drive Quick Change 4-12mm/4-20mm/4-32mm
$16.99
$24.13
Amazon.com
Last update was on: May 18, 2024 5:08 pm
- 【Widely Used】Perfect Step Drill Bits suitable for drill holes in various material： within 3mm/0.12 inch (Iron Plate, Copper Plate, Aluminum Plate)
- within 5mm/0.2 inch (Wood, PVC sheet, Insulation Boards). Not suitable for hard and brittle materials such as stainless steel, glass, tile floors, walls etc.
- 【Material】HSS combined with a titanium coating. More capable and durable.
- 【Easy Drilling】Two-Flute Design for smoother cutting. High Step design let you feel the stop and never drill bigger in mistake
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
$31.07
Amazon.com
Last update was on: May 18, 2024 5:08 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).
Milwaukee GIDDS2-2475514 Step Bit 3-Piece Set (#1, 2, 4)
Qibaok Step Drill Bit Set with Automatic Center Punch, 3 PCS HSS Titanium Hex Shank Step Cone Drill Bits for Plastic, Wood, Aluminum, Metal Sheet, Metric 4-12/4-20/4-32mm
$16.99
$21.75
Amazon.com
Last update was on: May 18, 2024 5:08 pm
- ????【Material】 HSS 4241 & classic high speed steel with titanium coating for strength and longevity.
- ????【Package】 3-Piece HSS Groove Step Drill Bit (4-12/ 4-20/ 4-32mm ) + 1 Automatic Center Punch.
- ????【Easy Drilling】 Two-fluted design provides faster, smoother cutting, provided with small pressure and the sets. Stepped grooves prevent slippage in the chuck.
- ????【Wide Usages】 Perfect Step Drill Bits for home DIY and general building supervision / engineering use. Ideal used to drill holes in various material like iron plate, aluminum plate, wood, PVC sheet, insulation boards, etc.
Knoweasy HSS Titanium Coated Spiral Grooved Step Drill 3-Piece Set with Automatic Spring Loaded Center Punch,4-12mm/4-20mm/4-32mm Drill Bits Set for Sheet Metal Hole Drilling
$18.99
$20.89
Amazon.com
Last update was on: May 18, 2024 5:08 pm
- ✅Clears chips faster and allows particles to escape easily
- ✅The hexagonal shank titanium drill uses a double-edged design to make cutting smoother and smoother. High-step design allows you to stop and don't drill big
- ✅4-12mm / 4-20mm / 4-32mm, Handle: 1/4" quick-change hex shank for drilling, drill holes of different sizes
- ✅Delivers an automatic, high-impact, spring-loaded strike when pressed against surface, adjustable cap regulates striking force
Irwin Brand Unibit 3 Piece Step Drill Set 15504SM #1 #3T #4
Milwaukee Electric Tool 48-89-9203 Step Drill Bit, 1/4-3/4 Hole", 3, 9 Hole Steps, 1/16" D Step, 2 Flutes, 3/8" 3-Flat Shank
CO-Z Large HSS Spiral Groove Step Drill Bit, 10 Sizes Titanium High Speed Steel 1/4" to 2-3/8" Drill Bit for Sheet Aluminium Metal Wood Hole Drilling, Big Multiple Hole Stepped Up Bit for DIY Lovers
$32.99
$46.85
Amazon.com
Last update was on: May 18, 2024 5:08 pm
- The step drill bit is made from upgraded high speed steel characterized by well-balanced toughness, wear resistance and red hardness properties for better and faster hole -drilling performance. The titanium coating makes the drill bit more durable so that it can last for years with uncompromised quality.
- The dual-flute design prevents metal fillings from flying around and clears chips faster thus it can drill more smoothly without heating up.
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
$13.08
Amazon.com
Last update was on: May 18, 2024 5:08 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
Irwin Industrial Tools 10234CB #4 Unibit 3/16- Inch – 7/8-Inch, 12-Steps Cobalt Step Drill Bit (1/16- Inch Steps)
$45.00
$58.50
Amazon.com
Last update was on: May 18, 2024 5:08 pm
- Cobalt high speed steel for extended cutting edge life makes it ideal for drilling stainless steel
- Drills 12 different hole sizes, from 3/16" to 7/8" by 16ths
- SpeedPoint tip prevents "walking," gets fast starts, and eliminates the need for pilot/starting hole
- Single-flute cutting edge drills true round holes with smooth, clean finish
Yangoutool 3PCS Titanium Uni Step Drill Bit Set with Pouch,High Speed Steel HSS Quick Change 1/4" Shank,Total 28 Sizes 3/16" -1/2",1/4"-3/4",1/8"-1/2"
$9.99
$11.19
Amazon.com
Last update was on: May 18, 2024 5:08 pm
- ????Made of high quality high speed steel that is hard and sharp enough to drill through wood, plastic, steel and sheet metal.
- ????Impact driver compatible - 1/4 hex shank - quick release.
- ????This compact Set Replaces 28 Individual Drill Bits.Drill 28 Hole Sizes.
- ????TITANIUM | HIGH SPEED STEEL: Suitable for below 25 hardness of the work piece, such as carbon steel, sheet iron, insulation boards, PVC boards, planks, and wood thickness below 5MM.
Titanium Step Drill Bit Set HSS 1/4" Hex Shank Impact Driver Compatible 3-Piece Set 3-12mm 4-12mm 4-20mm(Metric)
Amazon.com
Last update was on: May 18, 2024 5:08 pm
- 3 Piece Titanium Step Drill Bit Set 28 Different Metric Sizes Multi Hole Cutter With Fabric Carry Case， size include 3 4 5 6 7 8 9 10 11 12 14 16 18 and 20mm.
- Quick Connect / Quick Release 1/4" Hex Shank
- Compatible With All Drills And Impact Drivers.
- Classic high speed steel with titanium coating for proven capability and durability.The drill bit is sharp and can easily drill perfect holes. Titanium coating can reduce friction.
uxcell Titanium Step Drill Bits Set 3-12mm 4-12mm 4-20mm 2 Straight Flutes Hex Shank for Metal Wood Plastic High Speed Steel 3pcs
$12.03
$16.72
Amazon.com
Last update was on: May 18, 2024 5:08 pm
- [HSS Construction]: High speed steel makes it last longer.
- [Hex Shank]: Hexagonal shank design prevents slip in drill chuck.
- [Titanium Coating]: Coated by titanium, this step drill bit performs well in heat, corrosion and rust resistance.
- [2 Straight Flutes]: Double cutting blades and X-type openings design ensure a faster and smoother cutting.
- [What You Get]: Includes 3 standard size drill bits: 3-12mm 4-12mm 4-20mm. Perfect for drilling holes in iron, metal, aluminum, copper, wood, plastic, PVC board and many other types of sheets.
X-Drill Step Drill Bit Set – 3 PCS HSS Titanium Metric 4-12/20/32mm with Automatic Center Punch
Amazon.com
Last update was on: May 18, 2024 5:08 pm
- ※→HIGH PERFORMANCE PRICE RATIO - You can get 3 pcs high speed steel titanium coated Step Drill Bit Set and 1pcs heat-treated corrosion-resistant brass body alloy Automatic Center Punch, Perfect meet your daily Needs
- ※→DURABILITY - Drill bits are made from a 4241 high speed steel with a titanium coating to ensure longevity. it can drill thin iron plate, aluminum, insulation board, PVC board that the thickness is within 5mm. With a drill, you can drill different holes of sizes.
