Step Drill Bits

Milwaukee® 48-89-9201 Step Drill Bit, 1/8 in Dia Min Hole, 1/2 in Dia Max Hole, 13 Steps, HSS, 13 Hole Sizes, 1/4 in Shank

Milwaukee® step drill bits with jam-free performance feature a dual-flute design delivering up to 2X faster hole times, up to 4X longer life and up to 50% more holes per battery charge than the competition. Ideal for drilling large and small-diameter holes in steel and plastic, these bits are optimized for cordless drills in high speed. The Rapid Strike™ tip allows for fast, accurate starts that generate less heat, resulting in longer bit tip life. Black oxide coating also enhances durability, hole quality and bit life. For user convenience and accuracy, each bit has laser-engraved reference marks you can see while drilling. The 3-flat Secure-Grip™ shank ensures a solid connection with the drill chuck. The #1 step drill bit has 13 hole sizes in 1/32 in. increments ranging from 1/8 in. to 1/2 in.. jam-free performance in high speed with most professional 18 Volt cordless drills lithium-ion battery technology.

Milwaukee® 48-89-9203 Step Drill Bit, 1/4 in Dia Min Hole, 3/4 in Dia Max Hole, 9 Steps, HSS, 9 Hole Sizes, 3/8 in Shank

Milwaukee® step drill bits with jam-free performance feature a dual-flute design delivering up to 2X faster hole times, up to 4X longer life and up to 50% more holes per battery charge than competitors. Ideal for drilling small and large-diameter holes in steel and plastic, these bits are optimized for cordless drills in high speed. The Rapid Strike™ tip allows for a fast and accurate start that generates less heat, resulting in longer bit tip life. Black oxide coating also enhances durability, hole quality and bit life. For user convenience and accuracy, each bit has laser-engraved reference marks you can see while drilling. The 3-flat Secure-Grip™ shank ensures a solid connection with the drill chuck. The #3 step drill bit has 9 hole sizes in 1/16 in. increments ranging from 1/4 in. to 3/4 in. jam-free performance in high speed with most professional 18 Volt cordless drills with lithium-ion battery technology.

Milwaukee® 48-89-9204 Step Drill Bit, 3/16 in Dia Min Hole, 7/8 in Dia Max Hole, 12 Steps, HSS, 12 Hole Sizes, 3/8 in Shank

The MILWAUKEE® step drill bits with jam-free performance feature a dual-flute design delivering up to 2X faster hole times, up to 4X longer life and up to 50% more holes per battery charge than the competition. Ideal for drilling large and small-diameter holes in steel and plastic, these bits are optimized for cordless drills in high speed. The Rapid Strike™ tip allows for fast, accurate starts that generate less heat, resulting in longer bit tip life. Black oxide coating also enhances durability, hole quality and bit life. For user convenience and accuracy, each bit has laser-engraved reference marks you can see while drilling. The 3-flat Secure-Grip™ shank ensures a solid connection with the drill chuck. The #4 step drill bit has 12 hole sizes in 1/16". increments ranging from 3/16". to 7/8". jam-free performance in high speed with most professional 18 Volt cordless drills with lithium-ion battery technology.

Milwaukee® 48-89-9205 Step Drill Bit, 1/4 in Dia Min Hole, 1-3/8 in Dia Max Hole, 10 Steps, HSS, 10 Hole Sizes, 3/8 in Shank

Milwaukee® step drill bits with jam-free performance feature a dual-flute design delivering up to 2X faster hole times, up to 4X longer life and up to 50% more holes per battery charge than competitors. Ideal for drilling small and large-diameter holes in steel and plastic, these bits are optimized for cordless drills in high speed. The Rapid Strike™ tip allows for a fast and accurate start that generates less heat, resulting in longer bit tip life. Black oxide coating also enhances durability, hole quality and bit life. For user convenience and accuracy, each bit has laser-engraved reference marks you can see while drilling. The 3-flat Secure-Grip™ shank ensures a solid connection with the drill chuck. The #5 step drill bit has 10 hole sizes in 1/8 in. increments ranging from 1/4 in. to 1-3/8 in.. jam-free performance in high speed with most professional 18 Volt cordless drills with lithium-ion battery technology.

Milwaukee® 48-89-9207 Step Drill Bit, 7/8 in Dia Min Hole, 7/8 in Dia Max Hole, 1 Step, HSS, 1 Hole Size, 3/8 in Shank

Milwaukee® step drill bits with jam-free performance feature a dual-flute design delivering up to 2X faster hole times, up to 4X longer life and up to 50% more holes per battery charge than competitors. Ideal for drilling small and large-diameter holes in steel and plastic, these bits are optimized for cordless drills in high speed. The Rapid Strike™ tip allows for a fast and accurate start that generates less heat, resulting in longer bit tip life. Black oxide coating also enhances durability, hole quality and bit life. For user convenience and accuracy, each bit has laser-engraved reference marks you can see while drilling. The 3-flat Secure-Grip™ shank ensures a solid connection with the drill chuck. The #7 step drill bit comes in one hole size: 7/8 in.. jam-free performance in high speed with most professional 18 Volt cordless drills with lithium-ion battery technology.

Milwaukee® 48-89-9208 Step Drill Bit, 1/2 in Dia Min Hole, 1 in Dia Max Hole, 9 Steps, HSS, 8 Hole Sizes, 3/8 in Shank

Milwaukee® step drill bits with jam-free performance feature a dual-flute design delivering up to 2X faster hole times, up to 4X longer life and up to 50% more holes per battery charge than competitors. Ideal for drilling small and large-diameter holes in steel and plastic, these bits are optimized for cordless drills in high speed. The Rapid Strike™ tip allows for a fast and accurate start that generates less heat, resulting in longer bit tip life. Black oxide coating also enhances durability, hole quality and bit life. For user convenience and accuracy, each bit has laser-engraved reference marks you can see while drilling. The 3-flat Secure-Grip™ shank ensures a solid connection with the drill chuck. The #8 step drill bit has 9 hole sizes in 1/16 in. increments ranging from 1/2 in. to 1 in.. jam-free performance in high speed with most professional 18 Volt cordless drills with lithium-ion battery technology.

Milwaukee® 48-89-9209 Step Drill Bit, 7/8 in Dia Min Hole, 1-1/8 in Dia Max Hole, 2 Steps, HSS, 2 Hole Sizes, 3/8 in Shank

The MILWAUKEE® step drill bits with jam-free performance feature a dual-flute design delivering up to 2X faster hole times, up to 4X longer life and up to 50% more holes per battery charge than the competition. Ideal for drilling large and small-diameter holes in steel and plastic, these bits are optimized for cordless drills in high speed. The Rapid Strike™ tip allows for fast, accurate starts that generate less heat, resulting in longer bit tip life. Black oxide coating also enhances durability, hole quality and bit life. For user convenience and accuracy, each bit has laser-engraved reference marks you can see while drilling. The 3-flat Secure-Grip™ shank ensures a solid connection with the drill chuck. The #9 step drill bit has 2 hole sizes: 7/8" and 1-1/8". jam-free performance in high speed with most professional 18 Volt cordless drills with lithium-ion battery technology.

Milwaukee® SHOCKWAVE™ Impact Duty™ 48-89-9244 Impact Step Drill Bit, 3/16 in Dia Min Hole, 7/8 in Dia Max Hole, 12 Steps, Titanium, 12 Hole Sizes, 1/4 in Shank

Milwaukee’s SHOCKWAVE™ Impact Duty™ step bits are engineered to deliver the most durable and fastest holes in the market. Made in the USA with global materials, these step bits have best-in-class performance in impact drivers and the versatility to be used in drills. The 1/4 in. hex shank with an optimized Shockzone™ provide the industry’s most durable shank, reducing early shank breaks. A titanium aluminum nitride (TiBone) coating helps deliver 5x longer life, while the Rapid Strike™ tip and dual spiral flute produces 2x faster holes.

Milwaukee® SHOCKWAVE™ Impact Duty™ 48-89-9248 Impact Step Drill Bit, 1/8 in Dia Min Hole, 1 in Dia Max Hole, 9 Steps, Titanium, 9 Hole Sizes, 1/4 in Shank

Milwaukee’s SHOCKWAVE™ Impact Duty™ step bits are engineered to deliver the most durable and fastest holes in the market. Made in the USA with global materials, these step bits have best-in-class performance in impact drivers and the versatility to be used in drills. The 1/4 in. hex shank with an optimized Shockzone™ provide the industry’s most durable shank, reducing early shank breaks. A titanium aluminum nitride (TiBone) coating helps deliver 5x longer life, while the Rapid Strike™ tip and dual spiral flute produces 2x faster holes.