This paragraph should be hidden.

The MAXIMUM 40V 1/2-in Impact Wrench Kit packs serious punch for contractor-grade tasks that require extra power. The innovative brushless motor unleashes up to 850 ft-lb of max torque and an astounding 1200 ft-lb of reverse torque to tackle the toughest fastening and nut-removal jobs. Three speed ranges give you precise control over your power output, while the compact friction ring system securely grips sockets for ease of operation.
Kit includes: (1) 40V MAX Li-Ion 1/2" (12.7 mm) brushless High-Torque Impact Wrench, 1 pc MAXIMUM XVOLT 40V/20V (2.5Ah/5.0Ah) battery, 1 pc belt-clip, 80-minute fast charger, a user manual, and a carrying case
Innovative brushless motor design delivers more power, increases run time and provides a longer life span
Features 3 speed ranges: Low range (0-400 RPM/0-800 BPM), Medium (0-800 RPM/0-1600 BPM) and High (0-1800 RPM/0-2200 BPM)
1/2" (12.7 mm) square driver with friction ring system securely holds sockets and adapters
LED work light with time-delay is great for low-light applications and conveniently illuminates your workspace even after the trigger is disengaged
Compatible with the MAXIMUM 20V MAX X-Treme Li-Ion battery platform family of cordless power tools
Replacement parts (each sold separately): MAXIMUM 20V MAX Fast Charger (CT# 054-7985) and MAXIMUM XVOLT 40V/20V (2.5Ah/ 5.0Ah) Li-Ion Battery (CT# 054-7983)
5-year limited warranty against defects in workmanship and material
| Part Number | 4133 |
|---|---|
| Drive Size (in) | 1/2" |
| Maximum Torque (ftlb) | 850 ft-lb |
| No-Load Speed Range (rpm) | 0 - 1800 |
| Maximum Impact Rate (bpm) | 2200 bpm |
| Motor Type | Brushless |
| Drive Type | Friction Ring |
| Cordless Indicator | Yes |
| Battery Platform | MAXIMUM X-Volt 40 V |
| Batteries Included Quantity | 1 |
| Variable Speed | Yes |
|---|---|
| Integrated LED | Yes |
| Number of Accessories | 1 |
| Accessories List | Batteries Included, Battery Charger Included |
| Case Type | Hard Case |
| Assembled Length (in) | 8.94 in |
| Assembled Width (in) | 3.58 in |
| Assembled Height (in) | 9.45 in |
| Assembled Weight (lb) | 6.94 lb |
Only Show Differences | |||||
| Ratings | |||||
| Drive Size (in) | 1/2" | 3/4" | 1/2" | 3/8" | |
| Maximum Torque (ftlb) | 750 ft-lb | 850 ft-lb | 249 ft-lb | 58 ft-lb | |
| No-Load Speed Range (rpm) | 0 - 2100 | 0 - 1800 | 1 - 2 | 0 - 2200 |
