Step drill bit #9, 7/8 in. & 1-1/8 in.

Milwaukee® JAM-FREE Step Drill Bits feature a dual-flute design that provides 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 high-speed drills. The Rapid Strike™ tip provides fast and accurate starts that generate less heat, which prolongs the life of the bit tip. The black oxide coating also improves durability, hole quality, and bit life. For user convenience and accuracy, each bit features laser-etched markings you can see while drilling. The 3-flat Secure-Grip™ shank ensures a solid connection with the drill chuck. The #9 step bit has 2 hole sizes: 7/8 in. and 1-1/8 in. High-speed JAM-FREE performance with most 18-volt professional cordless drills featuring lithium-ion battery technology.

• JAM-FREE Performance: Dual-flute design provides greater speed and control.
• Up to 2X Faster: Optimized for cordless high-speed drills.
• Rapid Strike™ Tip: Provides fast and accurate starts and generates less heat.
• Up to 4X Longer Bit Life: Optimized geometry with black oxide coating to cut faster and produce less heat.
• Up to 50% More Holes Per Battery Charge for greater productivity.
• Laser-etched reference marks easily stop on any hole size.
• 3-Flat Secure-Grip Shanks reduce bit slippage in the chuck.
• Made in USA

• Height 149.9 mm 
• Width 33.8 mm 
• Length 33.8 mm 
• Weight 140.6 g 

• Product Type Step Drill Bit
• Drill Bit Type Step
• Bit Type Step
• Single / Double Ended Single
• Recommended Safety Equipment Safety Glasses
• Point Rapid Strike Tip
• Impact Rated No
• Set / Individual Individual
• Cutter Geometry Dual Straight Flute
• Drill Bit Size 7/8 po, 1-1/8 po
• Size Range 7/8 po to 1-1/8 po
• Shank Style 3-Flat
• Shank Diameter 3/8 po
• Style 3 Flats Shank
• Bit Length 2.95
• Overall Bit Length 2.95
• Drilling Depth (in) 2.125
• Number of Holes 2
• Number of Flutes 2
• Steps 2
• Step Thickness 1/8 po
• Bit Diameter 1 1/8 po
• Flute Length (in) 0.5
• Shank Diameter Inches 0.375