









Milwaukee SHOCKWAVE Impact Duty 12in. Bit Holder 48-32-4512
ENGINEERED FOR EXTREME REACH AND HIGH-TORQUE LOADS
The Milwaukee SHOCKWAVE™ Impact Duty 12-inch Bit Holder is a critical accessory for professionals demanding long-term ROI from their impact-rated consumables. Built with a proprietary Alloy76™ steel heat-treatment process, this extension is designed to handle the aggressive peak torque of modern brushless impact drivers. The integrated SHOCKZONE™ geometry acts as a torsion buffer, absorbing the energy that typically causes shank failure in standard extensions. Its slim-profile barrel is optimized for deep-cavity fastening where clearance is at a premium, ensuring that 12 inches of reach doesn't come at the cost of maneuverability.
- / Optimized SHOCKZONE™ geometry absorbs peak torque to prevent breakage and extend tool life.
- / Dual-retention system featuring a C-ring and internal magnet for superior bit security and tip magnetization.
- / Custom Alloy76™ Steel construction provides maximum durability against the rigors of heavy-duty fastening.
- / Slim barrel design allows for seamless access in tight spaces and recessed fastener applications.
TECHNICAL SPECIFICATIONS
| Product Length | 12.0 Inches |
| Shank Size | 1/4" Hex |
| Material | Alloy76™ Steel |
| Bit Retention | Magnet and C-Ring |
| Impact Rated | Yes (SHOCKWAVE™) |
WHAT'S IN THE BOX
(1) SHOCKWAVE™ Impact Duty 12" Bit Holder (48-32-4512)
Original: $10.97
-65%$10.97
$3.84Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
ENGINEERED FOR EXTREME REACH AND HIGH-TORQUE LOADS
The Milwaukee SHOCKWAVE™ Impact Duty 12-inch Bit Holder is a critical accessory for professionals demanding long-term ROI from their impact-rated consumables. Built with a proprietary Alloy76™ steel heat-treatment process, this extension is designed to handle the aggressive peak torque of modern brushless impact drivers. The integrated SHOCKZONE™ geometry acts as a torsion buffer, absorbing the energy that typically causes shank failure in standard extensions. Its slim-profile barrel is optimized for deep-cavity fastening where clearance is at a premium, ensuring that 12 inches of reach doesn't come at the cost of maneuverability.
- / Optimized SHOCKZONE™ geometry absorbs peak torque to prevent breakage and extend tool life.
- / Dual-retention system featuring a C-ring and internal magnet for superior bit security and tip magnetization.
- / Custom Alloy76™ Steel construction provides maximum durability against the rigors of heavy-duty fastening.
- / Slim barrel design allows for seamless access in tight spaces and recessed fastener applications.
TECHNICAL SPECIFICATIONS
| Product Length | 12.0 Inches |
| Shank Size | 1/4" Hex |
| Material | Alloy76™ Steel |
| Bit Retention | Magnet and C-Ring |
| Impact Rated | Yes (SHOCKWAVE™) |
WHAT'S IN THE BOX
(1) SHOCKWAVE™ Impact Duty 12" Bit Holder (48-32-4512)













