Best HSS Step Bits of 2026

Jennifer Fraser Avatar
Jennifer Fraser
Last Updated: 5 Feb 2026

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HSS Step Bits are a type of drill bit that are designed to make multiple hole sizes with a single bit. They are made from high-speed steel, allowing them to withstand high temperatures and maintain their sharpness for longer periods of time. HSS Step Bits are versatile and can be used on a variety of materials, including metal, wood, and plastic. These bits are a great addition to any DIY enthusiast or professional's toolkit, allowing for precise and efficient drilling without the need for multiple bits.

At a Glance: Our Top Picks

YOKOCUT HSS Titanium Step Drill Bit Set Cover #TOP 1
YOKOCUT HSS Titanium Step Drill Bit Set
ftb score rating icon 9.9
SS SHOVAN 3PCS HSS Spiral Step Drill Set Cover #TOP 2
SS SHOVAN 3PCS HSS Spiral Step Drill Set
ftb score rating icon 9.8
YOKOCUT HSS Titanium Step Drill Bit Set Cover #TOP 3
YOKOCUT HSS Titanium Step Drill Bit Set
ftb score rating icon 9.6

Top 10 HSS Step Bits

YOKOCUT HSS Titanium Step Drill Bit Set

YOKOCUT
UK13010004-UK13020004
YOKOCUT HSS Titanium Step Drill Bit Set Cover
Step Drill Bit HSS Titanium Step Drill Bit For Metal Multiple Hole Drilling Cone Drill Bit Stepped Up Bits For DIY Lovers (5-35MM Step Bit)

The YOKOCUT Step Drill Bit is crafted from 100% genuine HSS 4241, ensuring durability and reliability for your drilling tasks. Its titanium coating enhances its performance, making it more capable in various materials. You will find the two-flute design beneficial for smoother cutting, which allows for cleaner holes. Additionally, the high step design prevents accidental drilling to larger sizes, giving you precise control over your project.

What We Like
Durable HSS 4241 material
Titanium coating for enhanced performance
Smoother cutting with two-flute design
Prevents accidental oversizing

SS SHOVAN 3PCS HSS Spiral Step Drill Set

SDB-4R
SS SHOVAN 3PCS HSS Spiral Step Drill Set Cover
3PCS HSS Spiral Step Drill Bit Sets, SS SHOVAN 4-Flute Metal Drill Bits, 1/4" Hex Shank, Metric 4-32mm Cone Cutter, Hole Cutter for Sheet Metal, Plastic, Steel Plate

The SS SHOVAN Step Drill Bits are designed for efficient drilling with their upgraded four-flute spiral design, which helps prevent metal splatter and makes swarf removal easier. The 118° X type openings ensure quicker, smoother drilling, while the 1/4" hex shank eliminates slipping, making it ideal for various materials like plastic, metal, and wood. Crafted from durable titanium-coated HSS 4341 steel, these bits offer excellent wear and corrosion resistance, ensuring longevity. Whether you're expanding holes or doing precision work, this set is a must-have for DIY enthusiasts.

What We Like
Efficient four-flute design
Quick and smooth drilling
Durable titanium coating
Versatile for multiple materials
#TOP 3

YOKOCUT HSS Titanium Step Drill Bit Set

YOKOCUT
UK13010004-UK13020004
Titanium Coated
32 millimeters
YOKOCUT HSS Titanium Step Drill Bit Set Cover
Step Drill Bit HSS Titanium Step Drill Bit For Metal Multiple Hole Drilling Cone Drill Bit 4mm to 12/20/32 mm Stepped Up Bits For DIY Lovers (4PCS Spiral Grooved Step Bits Set)

The YOKOCUT Step Drill Bits are crafted from 100% genuine HSS 4241 material, ensuring durability and efficiency in your DIY projects. With a titanium coating, these bits enhance cutting performance, making them perfect for drilling holes in various materials like iron, copper, and wood. The two-flute design allows for smoother cutting, reducing the risk of snagging. Additionally, the high step design prevents accidental oversizing, ensuring precision in every drill. These features provide you with the confidence and reliability needed for your home improvement tasks.

What We Like
Durable HSS 4241 material
Titanium coating for efficiency
Smoother cutting with two-flute design
Precision with high step design

YOKOCUT HSS Titanium Step Drill Bit Set

YOKOCUT
6939025604846
4-22mm
YOKOCUT HSS Titanium Step Drill Bit Set Cover
Step Drill Bit HSS Titanium Step Drill Bit For Metal Multiple Hole Drilling Cone Drill Bit Stepped Up Bits For DIY Lovers (4-22MM Step Bit)

The YOKOCUT Step Drill Bit is crafted from 100% genuine HSS 4241, ensuring high durability and performance. It is perfect for drilling holes in various materials, including iron, copper, aluminium, wood, and PVC sheets. Its titanium coating enhances toughness, making it more capable for your DIY projects. The two-flute design allows for smoother cutting, reducing the effort needed during use. Additionally, the high step design prevents accidental drilling of larger holes, providing you with greater control and precision.

What We Like
Durable HSS titanium construction
Smooth cutting with two-flute design
Ideal for various materials
Prevents accidental oversizing
#TOP 5

Shallho Titanium Coated Step Drill Bit

Shallho
4-32MM
Shallho Titanium Coated Step Drill Bit Cover
Shallho 1/4 Inch Hexagon Shank 4-32 mm Titanium Coated Spiral Grooved Step Drill Bit HSS Step Drill Bit for Plastic Wood Metal Multi-Hole Taper Drill

The Shallho Step Drill Bit is designed for versatility and durability. Made from high-speed steel with a titanium coating, it offers excellent resistance to heat, corrosion, and rust, ensuring long-lasting performance. With a 1/4-inch hex shank, you can easily use it with impact-resistant power tools for quick drilling. The two-flute design promotes smoother cutting, making your drilling tasks more efficient. Plus, the high step design prevents accidental drilling of larger holes, giving you precise control over your work.

What We Like
Durable titanium coating
Smooth cutting performance
Quick tool compatibility
Prevents accidental over-drilling
Versatile for various materials
#TOP 6

KASAFE M35 Cobalt HSS Step Drill Bit

KASAFE
M35 Step Drill (3-13)
Φ3-13
KASAFE M35 Cobalt HSS Step Drill Bit Cover
KASAFE M35 Cobalt HSS Step Drill Bit (3-13mm, 11-Step) for Stainless Steel, Cast Iron, Copper & Aluminum, 1/4" Hex Shank

Features
[118° Split Point & Spiral Flute For Precision & Efficiency] The 118° X-Type Cutting Tip Self-Centers To Eliminate Wandering, Allowing Precise Hole Starts Without A Pilot Hole—even On Uneven Surfaces Of Stainless Steel Pipes Or Cast Iron Fixtures. The Spiral Flute Design Efficiently Evacuates Metal Shavings From Copper Plates, Aluminum Panels, And Thin Steel Sheets, Preventing Clogs And Delivering Burr-Free Holes In Half The Time Of Traditional Drills
[Premium M35 Cobalt Alloy For Hard & Soft Metal Drilling] Crafted From M35 Cobalt High-Speed Steel (5% Cobalt Content), This Drill Bit Offers 2X The Hardness Of Standard HSS (66–69 HRC), Engineered For Stainless Steel, Cast Iron, Copper, Aluminum, And Spring Steel. The Heat-Treated Alloy Resists Wear On Hardened Steel Plates And Ensures Clean Cuts On Soft Metals Like Copper/aluminum Sheets, Reducing Bit Dulling By 50% Compared To Non-Cobalt Bits
[Universal 1/4" Hex Shank For Tool Compatibility] The 6.35mm Hex Shank Fits Securely In All Standard Drills, Impact Drivers, And Bench Drills—no Slippage During High-Speed Operation On Hard Metals Like Stainless Steel Or Soft Metals Like Aluminum. It Works Seamlessly With Cordless Drills, Drill Presses, And Hand Tools, Making It A Versatile Choice For Professional Workshops And DIY Projects Alike
[Multi-Material Mastery For Diverse Metalworking Needs] Engineered For Hard Metals (stainless Steel, Cast Iron, Spring Steel) And Soft Metals (copper, Aluminum, Brass), This Step Bit Handles Thicknesses From 1mm (copper Foil) To 5mm (stainless Steel Plate) With Consistent Precision. Perfect For Metalworkers, Electricians, And DIY Enthusiasts Tackling Projects From Stainless Steel Kitchen Installations To Aluminum Sheet Metal Fabrication—no Need For Multiple Tools
[11-Step Sizes For 3-13mm Hole Diameters In One Bit] With 11 Precision Steps 3, 4, 5…13mm), This Drill Bit Replaces 11 Individual Bits, Letting You Drill Or Expand Holes Effortlessly In Stainless Steel Brackets, Cast Iron Machinery Parts, Copper Busbars, And Aluminum Alloy Frames. Ideal For Industrial Maintenance, Automotive Repairs, And Electrical Installations, It Saves Up To 30% More Time By Eliminating Frequent Bit Changes

DIWUJI Spiral Grooved Step Drill Bit Set

DIWUJI Spiral Grooved Step Drill Bit Set Cover
Spiral Grooved Step Drill Bit Set, High Speed Steel Titanium Coated, 4mm to 12/20/32 mm (5/32" to 5/4") Hex Shank Metric, HSS Cut Tool Set for DIY Plastic Wood Metal Aluminum Copper

The DIWUJI Step Drill Bit Set features a two-flute spiral groove design, allowing for faster and smoother cutting. This means you can tackle your DIY projects with ease, making clean holes without the hassle of bit changes. Made from high-speed steel and titanium coated, these bits ensure easy cutting through materials like metal, wood, and plastic. The 1/4" hex shank fits securely in most drills, providing a stable connection that eliminates slippage as you work.

What We Like
Fast and smooth cutting
Versatile for many materials
Secure hex shank connection
Multiple hole sizes with one bit
#TOP 8

KASAFE M35 Cobalt HSS Step Drill Bit

KASAFE
M35 Step Drill (6-24)
Φ6-24
KASAFE M35 Cobalt HSS Step Drill Bit Cover
KASAFE M35 Cobalt HSS Step Drill Bit (6-24mm, 11-Step) for Stainless Steel, Cast Iron, Copper & Aluminum, 1/4" Hex Shank

Features
[118° Split Point & Spiral Flute For Precision & Efficiency] The 118° X-Type Cutting Tip Self-Centers To Eliminate Wandering, Allowing Precise Hole Starts Without A Pilot Hole—even On Uneven Surfaces Of Stainless Steel Pipes Or Cast Iron Fixtures. The Spiral Flute Design Efficiently Evacuates Metal Shavings From Copper Plates, Aluminum Panels, And Thin Steel Sheets, Preventing Clogs And Delivering Burr-Free Holes In Half The Time Of Traditional Drills
[Premium M35 Cobalt Alloy For Hard & Soft Metal Drilling] Crafted From M35 Cobalt High-Speed Steel (5% Cobalt Content), This Drill Bit Offers 2X The Hardness Of Standard HSS (66–69 HRC), Engineered For Stainless Steel, Cast Iron, Copper, Aluminum, And Spring Steel. The Heat-Treated Alloy Resists Wear On Hardened Steel Plates And Ensures Clean Cuts On Soft Metals Like Copper/aluminum Sheets, Reducing Bit Dulling By 50% Compared To Non-Cobalt Bits
[Universal 1/4" Hex Shank For Tool Compatibility] The 6.35mm Hex Shank Fits Securely In All Standard Drills, Impact Drivers, And Bench Drills—no Slippage During High-Speed Operation On Hard Metals Like Stainless Steel Or Soft Metals Like Aluminum. It Works Seamlessly With Cordless Drills, Drill Presses, And Hand Tools, Making It A Versatile Choice For Professional Workshops And DIY Projects Alike
[Multi-Material Mastery For Diverse Metalworking Needs] Engineered For Hard Metals (stainless Steel, Cast Iron, Spring Steel) And Soft Metals (copper, Aluminum, Brass), This Step Bit Handles Thicknesses From 1mm (copper Foil) To 5mm (stainless Steel Plate) With Consistent Precision. Perfect For Metalworkers, Electricians, And DIY Enthusiasts Tackling Projects From Stainless Steel Kitchen Installations To Aluminum Sheet Metal Fabrication—no Need For Multiple Tools
[11-Step Sizes For 6-24mm Hole Diameters In One Bit] With 11 Precision Steps 6, 8,10…24mm), This Drill Bit Replaces 11 Individual Bits, Letting You Drill Or Expand Holes Effortlessly In Stainless Steel Brackets, Cast Iron Machinery Parts, Copper Busbars, And Aluminum Alloy Frames. Ideal For Industrial Maintenance, Automotive Repairs, And Electrical Installations, It Saves Up To 30% More Time By Eliminating Frequent Bit Changes

Gunpla 3 Piece Titanium Coated Drill Bits Set

#030122
3 Piece
Gunpla 3 Piece Titanium Coated Drill Bits Set Cover
Gunpla 3 Piece HSS Step Drill Bits Set, Titanium Coated Hex Shank Drilling Bit Kit for Wood, Stainless Steel, Iron Plate, Aluminum, PVC Board 4mm to 32mm

The Gunpla Step Drill Bits set features high-speed steel bits coated with titanium, ensuring durability and longevity. The three spiral step drill bits allow for faster and smoother cutting, making your drilling tasks more efficient. With a hex shank, these bits offer versatility across various materials, from wood to metal. Additionally, the two-flute design helps automatically deburr holes, providing cleaner results and preventing any wandering during use, so you can work with precision and ease.

What We Like
Durable titanium coating
Fast, smooth cutting
Versatile for multiple materials
Automatically deburrs holes
#TOP 10

ACENIX® 4-22MM Step Drill Bit Set

1-PCS-DB
ACENIX® 4-22MM Step Drill Bit Set Cover
ACENIX HSS 4241 Step Drill Bit 4-22mm, Titanium Coated Hex Shank Cone Drill Bit for Sheet Metal, Plastic, and Wood Includes Free Cleaning Cloth

The ACENIX® Step Drill Bits offer a versatile solution for drilling various materials including steel, brass, copper, aluminium, wood, and plastics. You won’t need a centre punch, making it easier to start drilling without the risk of breakage. With sizes ranging from 4 to 22 mm, you can create different aperture sizes using just one bit. Additionally, working with water cooling helps extend the drill bit's life, allowing you to achieve optimal results at a recommended drilling rate of 250 RPM.

What We Like
Versatile for multiple materials
No need for a centre punch
Creates various aperture sizes
Water cooling for longevity
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What are HSS step bits used for?

Titanium High Speed Steel Drill bits & Application: classic high speed steel with titanium coating for proven capability and durability in drilling holes in plastic, aluminum, copper and many other types of sheet metal.

2. What does HSS on drill bits mean?

High-Speed Steel (HSS) drill bits are used for drilling wood, light metals, fiberglass and PVC. Black oxide-coated drill bits are more durable than standard HSS bits and the coating helps the drill bit resist rust. These are best for hardwood, softwood, PVC, fiberglass and steel.

3. What are step up bits used for?

A step drill bit can be used to drill a range of different sized holes with a single bit. Since each bit size drill holes less than 1/4″ deep, a step bit is mainly used for drilling thin material such as sheet metal.

4. Can you use a step drill bit on metal?

Step drills are drill bits easy to cut and enlarge a wide range of holes on thin sheet metal, plastic and other materials at a lower speed. Due to the stepped design of multiple diameters, you can drill different-sized holes by one or two step drills.

Editor's Notes

During our hss step bit research, we found 306 hss step bit products and shortlisted 10 quality products. We collected and analyzed 19,124 customer reviews through our big data system to write the hss step bits list. We found that most customers choose hss step bits with an average price of £8.40.

The hss step bits are available for purchase. We have researched hundreds of brands and picked the top brands of hss step bits, including YOKOCUT, ss shovan, Shallho, KASAFE, DIWUJI.

Written by
Jennifer Fraser Avatar

Jennifer Fraser is a licensed contractor specializing in sales, maintenance, and kitchen, bathroom, and home appliances, tools, and utilities. She owns a store in Leeds where you can get any home and tool appliance. Jenny has a degree in literature, but she combines her knowledge and experience with her degree to publish DIY articles on solving home appliances issues to keep up the family enterprise.