Featured Categories

  • Tools & Machining
  • Shipping, Packaging & Office Supplies
  • Plumbing
  • Safety

Shop Categories

  • Abrasives & Polishers
  • Adhesives & Tapes
  • Electrical Supplies
  • Electronics
  • Fasteners
  • Food Service & Restaurant Supplies
  • Furniture, Linens & Decor
  • Grounds & Outdoor
  • Hardware & Building Materials
  • Heating & Cooling
  • Janitorial & Cleaning Supplies
  • Lab Equipment & Supplies
  • Lighting
  • Material Handling
  • Medical & Personal Care
  • Paint, Coatings & Supplies
  • Plumbing
  • Power Transmission
  • Pumps
  • Raw Materials
  • Safety
  • Shipping, Packaging & Office Supplies
  • Storage & Workspace
  • Test Instruments & Gauges
  • Tools & Machining
  • Vehicle Maintenance
  • Welding, Soldering & Brazing
  • About Us
  • Promo Codes
  • Contact Us
Added to Cart
Skip to Main Content
FREE Shipping on orders over $50 after you .
Zoro Homepage
Close icon
Clipboard Icon Clipboard Icon Quick Order
Cart Icon
0
Cart Icon
0
Cart
  • Low prices on everyday needs. Shop Zoro Select
  • Don't miss these limited time offers. Shop All Deals
  • Get 30 days to pay with Net 30. Apply Now
  1. Home
  2. /
  3. Tools & Machining
  4. /
  5. Cutting Tools
  6. /
  7. Drill Bits
  8. /
  9. Step Drill Bits
Search Feedback

Step Drill Bits (520 items)

Irwin Unibit No. 4 Step Drill Bit, 12 Hole Sizes, 3/16 to 7/8 ", 1/16" Steps, High-Speed Steel, Hex Shank 10234
Irwin

Unibit No. 4 Step Drill Bit, 12 Hole Sizes, 3/16 to 7/8 ", 1/16" Steps, High-Speed Steel, Hex Shank

Zoro # G1931483
Mfr # 10234
product price: $39.39
/ea
Drill America No 5 HSS Black & Gold Quick Change Hex Shank Step Drill Bit (1/4" - 1-3/8" by 1/8") STE5HEX
Drill America

No 5 HSS Black & Gold Quick Change Hex Shank Step Drill Bit (1/4" - 1-3/8" by 1/8")

Zoro # G400482403
Mfr # STE5HEX
product price: $35.59
/ea
Irwin Step Drill Bit, 13 Hole Sizes, 1/8 in to 1/2 in, 1/32 in Step Increments, Black Oxide Finish 10231
Irwin

Step Drill Bit, 13 Hole Sizes, 1/8 in to 1/2 in, 1/32 in Step Increments, Black Oxide Finish

Zoro # G1647502
Mfr # 10231
product price: $19.65
/ea
Milwaukee Tool No. 5 Step Drill Bit, 1/4" - 1-3/8" by 1/8" 48-89-9205
Milwaukee Tool

No. 5 Step Drill Bit, 1/4" - 1-3/8" by 1/8"

Zoro # G7466356
Mfr # 48-89-9205
product price: $109.97
/ea
Milwaukee Tool No. 12 Step Drill Bit, 7/8" - 1-3/8" 48-89-9212
Milwaukee Tool

No. 12 Step Drill Bit, 7/8" - 1-3/8"

Zoro # G7622133
Mfr # 48-89-9212
product price: $84.97
/ea
Lenox Step Drill Bits 30883VB3
Lenox

Step Drill Bits

Zoro # G001800392
Mfr # 30883VB3
product price: $37.99
/ea
Klein Tools Step Drill Bit No 15 Double Fluted 7/8 to 1-3/8-Inch KTSB15
Klein Tools

Step Drill Bit No 15 Double Fluted 7/8 to 1-3/8-Inch

Zoro # G6203911
Mfr # KTSB15
product price: $62.99
/ea
Lenox HSS Step Drill Bit 9 Sizes, 1/2-1" 30882VB2
Lenox

HSS Step Drill Bit 9 Sizes, 1/2-1"

Zoro # G7612613
Mfr # 30882VB2
product price: $41.79
/ea
Milwaukee Tool No. 4 Step Drill Bit, 3/16" - 7/8" by 1/16" 48-89-9204
Milwaukee Tool

No. 4 Step Drill Bit, 3/16" - 7/8" by 1/16"

Zoro # G7617976
Mfr # 48-89-9204
product price: $49.97
/ea
Milwaukee Tool No. 9 Step Drill Bit, 7/8" & 1-1/8" 48-89-9209
Milwaukee Tool

No. 9 Step Drill Bit, 7/8" & 1-1/8"

Zoro # G7619114
Mfr # 48-89-9209
product price: $59.97
/ea
Dewalt 1/8" - 1/2" IMPACT READY(R) Step Drill Bit DWA1783IR
Dewalt

1/8" - 1/2" IMPACT READY(R) Step Drill Bit

Zoro # G7418047
Mfr # DWA1783IR
product price: $26.89
/ea
Milwaukee Tool No. 1 Step Drill Bit, 1/8" - 1/2" by 1/32" 48-89-9201
Milwaukee Tool

No. 1 Step Drill Bit, 1/8" - 1/2" by 1/32"

Zoro # G7515995
Mfr # 48-89-9201
product price: $29.97
/ea
Greenlee Step Bit Set, 3 Flat Shanks, (#1, 4, 9) GSBSET3
Greenlee

Step Bit Set, 3 Flat Shanks, (#1, 4, 9)

Zoro # G600720619
Mfr # GSBSET3
product price: $155.99
/ea
Milwaukee Tool SHOCKWAVE Impact Duty  No. 1 1/8 - 1/2" 48-89-9241
Milwaukee Tool

SHOCKWAVE Impact Duty No. 1 1/8 - 1/2"

Zoro # G1205782
Mfr # 48-89-9241
product price: $39.97
/ea
Irwin Cobalt Alloy Steel Step Drill Bit 13 Sizes, 1/8-1/2In 10231cb
Irwin

Cobalt Alloy Steel Step Drill Bit 13 Sizes, 1/8-1/2In

Zoro # G1552792
Mfr # 10231cb
product price: $25.19
/ea
Irwin Step Drill Bit, 9 Hole Sizes, 1/4 in to 3/4 in, 1/16 Step Increments, Hex Shank, Cobalt Alloy Steel 10233cb
Irwin

Step Drill Bit, 9 Hole Sizes, 1/4 in to 3/4 in, 1/16 Step Increments, Hex Shank, Cobalt Alloy Steel

Zoro # G2336083
Mfr # 10233cb
product price: $48.15
/ea
Lenox HSS Step Drill Bit 13 Sizes, 1/8-1/2" 30881VB1
Lenox

HSS Step Drill Bit 13 Sizes, 1/8-1/2"

Zoro # G4886682
Mfr # 30881VB1
product price: $24.69
/ea
Klein Tools Step Drill Bit, Flute, 7/8 to 1-1/8-Inch QRST11
Klein Tools

Step Drill Bit, Flute, 7/8 to 1-1/8-Inch

Zoro # G810839620
Mfr # QRST11
product price: $49.98
/ea
Milwaukee Tool No. 6 Step Drill Bit, 3/8" & 1/2" by 1/16" 48-89-9206
Milwaukee Tool

No. 6 Step Drill Bit, 3/8" & 1/2" by 1/16"

Zoro # G7487697
Mfr # 48-89-9206
product price: $36.97
/ea
No Product Image Available
Klein Tools

All-Purpose Step Bit Kit, 4 Pc

Zoro # G107456318
Mfr # 25950
product price: $99.99
/ea
Milwaukee Tool No. 8 Step Drill Bit, 1/2" - 1" by 1/16" 48-89-9208
Milwaukee Tool

No. 8 Step Drill Bit, 1/2" - 1" by 1/16"

Zoro # G7608212
Mfr # 48-89-9208
product price: $64.97
/ea
Titan Titanium Step Drill Bit, 1/4", 3/4" TIT16504
Titan

Titanium Step Drill Bit, 1/4", 3/4"

Zoro # G7195047
Mfr # TIT16504
product price: $18.29
/ea
Klein Tools Step Drill Bit, Flute, 1/8 to 1/2-Inch QRST01
Klein Tools

Step Drill Bit, Flute, 1/8 to 1/2-Inch

Zoro # G910839629
Mfr # QRST01
product price: $27.15
/ea
Irwin Irwin Unibit 3/16 to 7/8 in. X 6 in. L High Speed Steel Step Drill Bit Square Shank 1 pc 10234
Irwin

Irwin Unibit 3/16 to 7/8 in. X 6 in. L High Speed Steel Step Drill Bit Square Shank 1 pc

Zoro # G1917200
Mfr # 10234
product price: $51.19
/ea
Big Horn 3 Piece Titanium Nitride Coated Steel Step Drill Bits 19243
Big Horn

3 Piece Titanium Nitride Coated Steel Step Drill Bits

Zoro # G704396710
Mfr # 19243
product price: $25.19
/ea
Milwaukee Tool No. 3 Step Drill Bit, 1/4" - 3/4" by 1/16" 48-89-9203
Milwaukee Tool

No. 3 Step Drill Bit, 1/4" - 3/4" by 1/16"

Zoro # G7602427
Mfr # 48-89-9203
product price: $54.97
/ea
Klein Tools Premium All Purpose Quick Release Step Bit Kit, 3 Piece QRST3PC
Klein Tools

Premium All Purpose Quick Release Step Bit Kit, 3 Piece

Zoro # G810832485
Mfr # QRST3PC
product price: $106.99
/ea
Irwin HSS Step Drill Bit 5mm to 35mm 11105ZR
Irwin

HSS Step Drill Bit 5mm to 35mm

Zoro # G2275826
Mfr # 11105ZR
product price: $91.99
/ea
Irwin Irwin Unibit 3/16 - 1/2 in. X 6 in. L High Speed Steel Step Drill Bit Square Shank 1 pc 10232
Irwin

Irwin Unibit 3/16 - 1/2 in. X 6 in. L High Speed Steel Step Drill Bit Square Shank 1 pc

Zoro # G7664331
Mfr # 10232
product price: $29.95
/ea
Irwin HSS Step Drill Bit 13 Sizes, 1/8-1/2" 15101ZR
Irwin

HSS Step Drill Bit 13 Sizes, 1/8-1/2"

Zoro # G2164294
Mfr # 15101ZR
product price: $35.65
/ea
Klein Tools Step Drill Bit, Flute, 3/16 to 7/8-Inch QRST14
Klein Tools

Step Drill Bit, Flute, 3/16 to 7/8-Inch

Zoro # G510839616
Mfr # QRST14
product price: $39.99
/ea
Milwaukee Tool No. 7 Step Drill Bit, 7/8" Single Hole 48-89-9207
Milwaukee Tool

No. 7 Step Drill Bit, 7/8" Single Hole

Zoro # G7595646
Mfr # 48-89-9207
product price: $64.97
/ea
K-Tool International Step Drill Bit, 1/8"-1/2" KTI71235
K-Tool International

Step Drill Bit, 1/8"-1/2"

Zoro # G6999032
Mfr # KTI71235
product price: $8.59
/ea
Sold in mult. of 2 for $17.18
Ruko Tools Tube and Sheet Drill, Cobalt 101001E
Ruko Tools

Tube and Sheet Drill, Cobalt

Zoro # G102590949
Mfr # 101001E
product price: $22.79
/ea
Drill America No 4 HSS Quick Change Hex Shank Step Drill Bit (3/16" - 7/8" by 1/16") VAC4HEX
Drill America

No 4 HSS Quick Change Hex Shank Step Drill Bit (3/16" - 7/8" by 1/16")

Zoro # G800482393
Mfr # VAC4HEX
product price: $27.29
/ea
Irwin Cobalt Alloy Steel Step Drill Bit 6 Sizes, 3/16-1/2In 10232cb
Irwin

Cobalt Alloy Steel Step Drill Bit 6 Sizes, 3/16-1/2In

Zoro # G2111496
Mfr # 10232cb
product price: $25.59
/ea
Step Drill Bits (520 items)
  • 1
    of 15 pages
  • Next
  • Last

About Step Drill Bits

Step Drill Bits are versatile tools used to drill into a variety of materials, such as steel, stainless steel, and other metals. They come in various sizes and shapes and are designed to create clean holes with minimal effort.

Types of Step Drill Bits

Step Drill Bits range in size from 1 inch step drill bits to 3 inch step drill bits, as well as 7/8 step drill bits. Some Step Drill Bits are made for use with high-speed steel or for drilling stainless steel. The type of bit you choose will depend on the material you need to drill into.

How Step Drill Bits are Made

Step Drill Bits are typically constructed from high speed steel or hardened alloy steels that have been treated with heat. This treatment helps make them more durable and able to withstand the pressure created by drilling into tough materials like stainless steel.

Industries that use Step Drill Bits

Step Drill Bits can be found in a variety of industries including construction, automotive repair, plumbing, electrical work, HVAC repairs, and more. Professionals use them for creating clean holes quickly and efficiently in a variety of materials.

Find the Step Drill Bits You Need at Zoro

Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of Step Drill Bits along with other tools or equipment to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time.

Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

Related Categories

Drill Bit SetsJobber Length Drill BitsHammer Drill BitsReduced Shank Drill BitsHole Saws
Hole Saw KitsHand TapsTap SetsHole Saw ArborsTap Wrenches
12.5mm drill bit1/2" dewalt impact1/16 hex#11 drill bit#10 drill bits
10 mm drill bit1-1/32 drill bit1-1/8 bit1/16 drill11mm drill bit

Sign Up & Save

Take 10% off your next order when you sign up for Zoro emails. Subscribe now to receive your promo code via email.

Follow Us

  • Facebook
  • YouTube
  • LinkedIn
  • Instagram
Every Part Plays a Part

Information

  • About Us
  • Accessibility
  • Careers
  • Inclusion
  • Giving Back
  • Resource Hub
  • Returns
  • Shipping

Shopping

  • Brands
  • Collections
  • My Account
  • Payments
  • Promo Codes
  • Sitemap
  • Track My Order

Services

  • Customer Service
  • FAQs
  • Net 30 Terms
  • Reseller Program
  • Sell on Zoro
  • Participate in Research

Zoro, Inc

Connect

Customer Service From Real People

  • Phone: (855) 289-9676
  • Contact Us

© 2011-2026 Zoro Tools, Inc. All rights reserved.
  • Terms & Conditions
  • Terms of Access
  • Privacy Policy
Zoro, Inc