

Milwaukee 3/8" x 10" Spline 2-Cutter Rotary Hammer Drill Bit 48-20-4037
MAXIMUM IMPACT ENERGY TRANSMISSION
When your production schedule relies on high-speed masonry penetration, the Milwaukee 48-20-4037 Spline 2-Cutter Bit delivers the mechanical advantage required for industrial-grade concrete work. This bit is specifically engineered to handle the massive kinetic energy of spline-drive rotary hammers, ensuring that every blow is efficiently transferred into the substrate. By utilizing a high-grade carbide tip and precision-milled flutes, this bit minimizes the friction that typically slows down drilling, providing a significant ROI through increased accessory life and faster hole completion times for mechanical anchor installations.
- / REINFORCED CARBIDE TIP: Engineered to withstand heavy impact cycles and maintain sharpness in abrasive materials and hard aggregate.
- / INDUSTRIAL SPLINE SHANK: Ensures a maximum-torque connection to the tool, preventing energy loss and slippage during deep-hole drilling.
- / DUAL-FLUTE DEBRIS CHANNEL: Optimized for rapid evacuation of concrete dust to prevent overheating and bit seizure in high-speed applications.
- / CALIBRATED DRILL DIAMETER: Maintains strict tolerances for critical anchor placement in commercial concrete and masonry structures.
TECHNICAL SPECIFICATIONS
Drilling Depth: 4 in.
Overall Length: 10 in.
Shank Type: Spline
Cutter Head: 2-Cutter
Application: Concrete, Brick, Block
WHAT'S IN THE BOX
(1) Spline 2-Cutter Rotary Hammer Drill Bit 3/8" x 10" (48-20-4037)
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
MAXIMUM IMPACT ENERGY TRANSMISSION
When your production schedule relies on high-speed masonry penetration, the Milwaukee 48-20-4037 Spline 2-Cutter Bit delivers the mechanical advantage required for industrial-grade concrete work. This bit is specifically engineered to handle the massive kinetic energy of spline-drive rotary hammers, ensuring that every blow is efficiently transferred into the substrate. By utilizing a high-grade carbide tip and precision-milled flutes, this bit minimizes the friction that typically slows down drilling, providing a significant ROI through increased accessory life and faster hole completion times for mechanical anchor installations.
- / REINFORCED CARBIDE TIP: Engineered to withstand heavy impact cycles and maintain sharpness in abrasive materials and hard aggregate.
- / INDUSTRIAL SPLINE SHANK: Ensures a maximum-torque connection to the tool, preventing energy loss and slippage during deep-hole drilling.
- / DUAL-FLUTE DEBRIS CHANNEL: Optimized for rapid evacuation of concrete dust to prevent overheating and bit seizure in high-speed applications.
- / CALIBRATED DRILL DIAMETER: Maintains strict tolerances for critical anchor placement in commercial concrete and masonry structures.
TECHNICAL SPECIFICATIONS
Drilling Depth: 4 in.
Overall Length: 10 in.
Shank Type: Spline
Cutter Head: 2-Cutter
Application: Concrete, Brick, Block
WHAT'S IN THE BOX
(1) Spline 2-Cutter Rotary Hammer Drill Bit 3/8" x 10" (48-20-4037)


















