• KM Brands
  • New Products
  • Abrasives
  • Bins & Assortments
  • Cutting Tools
  • Electrical
  • Fasteners
  • Fleet & Vehicle
  • Hydraulics & Pneumatics
  • Paint
  • Shop Supplies
  • Tools

Drill Bit Sets

All drill bit sets feature multiple sized bits designed for specific tasks, with features like wear-resistant finishes and precision-ground points. Options include step bits for multiple diameters, left-hand or hex shanks, specialized coatings, parabolic flutes, and designs for tight spaces.

Product View:
Sort:
Filter
Super Primalloy® Ultra Step
  • Show More
  • Show Less
  • Show More
  • Show Less
Filter
Super Primalloy® Ultra Step
  • Show More
  • Show Less
  • Show More
  • Show Less
Sort By
  Recommended
  Name A-Z
  Name Z-A
Filters (10 Results)
Series:   
150 results
Super Primalloy® Maintenance Length Ultra Step Drill Bits & Maintenance Length Reamer Set
Super Primalloy® Maintenance Length Ultra Step Drill Bits & Maintenance Length Reamer Set
Shorter reamers and step bits for greater rigidity in tight areas. The 30° helix reamer quickly enlarges or deburrs holes in truck frames or tough alloys, while the left‑hand helix design increases safety. Ferro‑gold finish reduces friction. Included pilot bits streamline hole creation. Made in the USA for fast, precise drilling/reaming.
Diameter Index Number of Pieces Material Finish Package Qty Item #
Price
Want to view pricing for this product?
Log In or Create Login

Not a Kimball Midwest Customer?
Register
3/16" - 3/4"
Ultra Index
8
High Speed Steel
Ferro-Gold, Black Oxide
1
Log in to view price
Super Primalloy® Ultra Step Drill Bit Sets
Super Primalloy® Ultra Step Drill Bit Sets
Featuring a micro-center stepped point, these bits cut holes without pilot drilling. They reduce heat buildup, maintaining edge sharpness. The shorter, maintenance length design boosts rigidity, while a three-flatted shank stops slippage. A ferro-gold/black oxide finish lowers friction. Ideal for burr-free holes in metal or sheet metal. Made in the USA for cleaner, more efficient drilling.
Drill Length: Maintenance Length

Drill Size Index Material Number of Pieces Package Qty Item #
Price
Want to view pricing for this product?
Log In or Create Login

Not a Kimball Midwest Customer?
Register
1/16" - 1/2"
3 Drawer Cabinet
M Series Alloy
56
1
Log in to view price
1/16" - 1/2"
29 Pc HD Index
M Series Alloy
29
1
Log in to view price
1/16" - 1/2"
29 Pc Metal Index
M Series Alloy
29
1
Log in to view price
1/16" - 1/2"
29 Pc Ultra Index
M Series Alloy
29
1
Log in to view price
1/16" - 1/2"
Refill
M Series Alloy
29
1
Log in to view price
1/16" - 1/2"
Refill
M Series Alloy
56
1
Log in to view price
Drill Length: Industrial Length

Drill Size Index Material Number of Pieces Package Qty Item #
Price
Want to view pricing for this product?
Log In or Create Login

Not a Kimball Midwest Customer?
Register
9/16" - 1"
4 Pc Plastic Case
M Series Alloy
4
1
Log in to view price
9/16" - 1"
8 Pc Plastic Case
M Series Alloy
8
1
Log in to view price
Super Primalloy® Ultra Step Left Hand Drill Bit & Extractor Sets
Super Primalloy® Ultra Step Left Hand Drill Bit & Extractor Sets
Ideal for removing broken fasteners without separate extractors, these left‑hand “Ultra Step” bits use a stepped drill point for fast starts. The short “maintenance length” increases rigidity, while M‑series alloy plus ferro-gold/black oxide finish resists wear. Perfect for quick repairs in MRO. Made in the USA.
Drill Length: Maintenance Length

Drill Size Index Material Number of Pieces Package Qty Item #
Price
Want to view pricing for this product?
Log In or Create Login

Not a Kimball Midwest Customer?
Register
3/32" - 5/16", No. 1 - No. 5
10 Pc Metal Index
M Series Alloy
10
1
Log in to view price

Top
Price
Want to view pricing for this product?
Log In or Create Login

Not a Kimball Midwest Customer?
Register
Pkg Qty: 1
Price
Want to view pricing for this product?
Log In or Create Login

Not a Kimball Midwest Customer?
Register
Pkg Qty: 1
Price
Want to view pricing for this product?
Log In or Create Login

Not a Kimball Midwest Customer?
Register
Pkg Qty: 1
Price
Want to view pricing for this product?
Log In or Create Login

Not a Kimball Midwest Customer?
Register
Pkg Qty: 1
Price
Want to view pricing for this product?
Log In or Create Login

Not a Kimball Midwest Customer?
Register
Pkg Qty: 1
Price
Want to view pricing for this product?
Log In or Create Login

Not a Kimball Midwest Customer?
Register
Pkg Qty: 1
Price
Want to view pricing for this product?
Log In or Create Login

Not a Kimball Midwest Customer?
Register
Pkg Qty: 1
Price
Want to view pricing for this product?
Log In or Create Login

Not a Kimball Midwest Customer?
Register
Pkg Qty: 1
Price
Want to view pricing for this product?
Log In or Create Login

Not a Kimball Midwest Customer?
Register
Pkg Qty: 1
110 of 10 Results
Featured Products:
  • Super Primalloy® 1/2" Reduced Shank Cobalt Drill Bit Set: Made with heavy-duty M42 cobalt alloy with 8% cobalt content for superior heat resistance and performance, especially for tough materials like stainless steel and titanium. 135° split point eliminates the need for center punching.
  • Cryo-Gen "N" Industrial Length Drill Bit Set: Multi-phase cryogenic treatment (-300°F) for improved molecular structure and durability; nitride-treated surfaces for edge retention and longer life. 135° split point for easy penetration, dark gold surface for increased lubricity and flatted shanks for better grip.
  • Ultra-Bit™ Step Drill Set: Multi-diameter drill capable of producing up to 13 hole sizes, with a double-fluted design for burr-free holes in thin materials. Made from high moly alloy steel, it can be used on various materials, including metal and plastics.

What is the best set of drill bits?
The best drill bit set depends on your specific needs. For versatility, a Cryo-Gen "N" is excellent for tough materials, while a step drill bit set is ideal for various hole sizes.

What is in a drill bit set?
A typical drill bit set includes various sizes of drill bits, providing complete coverage for the perfect-sized hole.

Stay Connected

Facebook LinkedIn Twitter Instagram YouTube Blog

Click '' to proceed with checkout or 'View Shopping Cart' to update.
  
For your account's security, we log you out after 4 hours of inactivity. To continue shopping, simply click the button below to log in again.