Product Description
Milwaukee SHOCKWAVE Impact Duty 2 in. T55 Impact Bits, 2-Pack
Model Number: 48-32-6004
The Milwaukee 48-32-6004 SHOCKWAVE Impact Duty 2 in. T55 Impact Bits 2-Pack delivers two professional-grade impact-rated TORX driver bits engineered for contractors, deck builders, structural fastener installers, heavy equipment service technicians, and any tradesperson driving T55 TORX fasteners with an impact driver or heavy drill driver. The T55 (TORX size 55) tip is the largest common TORX size in jobsite use, sized for the heaviest structural fastener applications including the largest structural lag screws (commonly 1/2 in. and larger), heavy ledger and rim board screws, structural deck connectors, large stainless steel structural screws used in marine and exterior construction, heavy automotive chassis and engine fasteners, and equipment and machinery fasteners on industrial and heavy-equipment applications. The 2 in. bit length is the standard medium-length specification that fits the vast majority of T55 driving applications, providing enough reach to drive heavy fasteners through standard depths without being so long that the bit flexes under the high impact torque load required for large fasteners.
The defining engineering feature of the SHOCKWAVE Impact Duty line is the SHOCKZONE shank, the customized intermediate section of the bit that is specifically engineered for each tip geometry to absorb the peak torque spikes generated by an impact driver. Conventional driver bits transfer impact torque shock directly from the chuck into the bit tip, which is the primary cause of bit breakage and shortened service life under impact use, and this is especially severe at the T55 size where the torque required to seat large fasteners is the highest in the TORX driver bit lineup. The SHOCKWAVE SHOCKZONE shank flexes microscopically under peak impact load to absorb the shock, then returns to its original geometry, dramatically extending bit service life under repeated impact driving. The Wear Guard Tip provides additional wear resistance at the critical tip-to-fastener contact area, where conventional driver bits round out and lose their grip on the fastener recess over the life of the bit. The customized tip geometry is engineered specifically for the T55 TORX recess to deliver maximum surface contact and reduced stripping of fasteners on the job, which matters most when driving large structural fasteners where a stripped screw becomes a major rework problem requiring drilling and replacement. Milwaukee positions the SHOCKWAVE line to deliver up to 50 times the bit life compared to competitive impact driver bits across the most demanding applications.
Manufactured from custom Alloy76 steel with a proprietary heat treatment process customized per tip type, the 48-32-6004 bits are engineered for maximum resistance to wear and impact shock across thousands of fastener drives. Each bit is laser etched with the T55 size designation for easy bit identification when working out of a tool pouch or bit case, eliminating the time wasted comparing bits side by side to find the right size, especially important when the bit case contains adjacent sizes (T45, T50, T55) that look similar at a glance. The bits are fully compatible with both impact drivers and standard drill drivers, making them a versatile choice for contractors who switch between tool platforms across a workday. The 48-32-6004 is part of Milwaukee's complete SHOCKWAVE Impact Duty driver bit lineup, which includes adjacent T50 (Milwaukee 48-32-6002) and T45 (Milwaukee 48-32-6000) sizes for the smaller TORX fasteners encountered on the same projects, and complete SHOCKWAVE driver bit sets including the 32-piece (48-32-4004) and 124-piece (48-32-4034) configurations sold separately for contractors who need a comprehensive bit assortment for mixed fastener work.
Features
- Pack of 2 SHOCKWAVE Impact Duty driver bits for jobsite redundancy and quick replacement
- T55 (TORX size 55) tip for the largest TORX structural and heavy-duty fastener applications
- 2 in. (50 mm) length, the standard medium-length specification for T55 driving
- SHOCKZONE shank customized per tip geometry to absorb peak impact torque and prevent breakage
- Wear Guard Tip provides increased wear resistance at the tip-to-fastener contact area
- Up to 50X life compared to competitive impact driver bits in the most demanding applications
- Customized tip geometry delivers maximum recess engagement and reduces stripping
- Custom Alloy76 steel construction maximizes resistance to wear and shock
- Custom heat treatment optimized per tip type for longer bit service life
- Laser etched with T55 size designation for easy bit identification
- 1/4 in. hex shank fits standard impact driver and drill driver chucks
- Designed for use with impact drivers and drill drivers
- Ideal for the largest structural lag screws, ledger screws, heavy automotive fasteners, machinery fasteners
- Part of Milwaukee's complete SHOCKWAVE Impact Duty driver bit lineup
Specifications
- Manufacturer: Milwaukee Tool
- Catalog Number: 48-32-6004
- Bit Type: Impact-Rated TORX Driver Bit
- Product Line: SHOCKWAVE Impact Duty
- Tip Size: T55 (TORX size 55)
- Bit Length: 2 in. (50 mm)
- Pack Quantity: 2 bits
- Shank: 1/4 in. Hex
- Steel Construction: Custom Alloy76 steel
- Heat Treatment: Custom heat treatment optimized per tip type
- Shock Absorption: SHOCKZONE shank optimized per tip geometry
- Tip Protection: Wear Guard Tip
- Marking: Laser etched size identification
- Tool Compatibility: Impact drivers and drill drivers
- Performance: Up to 50X life vs. competitive impact driver bits
Includes
- (1) Milwaukee 48-32-6004 SHOCKWAVE Impact Duty 2 in. T55 Impact Bits 2pk
- Note: For adjacent TORX sizes in this same SHOCKWAVE 2 in. 2-Pack family, see the Milwaukee 48-32-6002 (T50, 2-Pack) and 48-32-6000 (T45, 2-Pack), sold separately
- Note: For comprehensive SHOCKWAVE bit assortments with multiple sizes and tip types, see the Milwaukee 48-32-4004 (32-Piece Set) or 48-32-4034 (124-Piece Set), sold separately
