Milwaukee
M12 FUEL Gen 3 1/4″ Hex Impact Driver — 170 Nm, 4-Mode DRIVE CONTROL
Part No: M12FID20 | Barcode: 4892210209740
Milwaukee’s M12FID20 is the Gen 3 M12 FUEL impact driver, packing 170 Nm of torque into a body just 127 mm long. The POWERSTATE brushless motor and 4-mode DRIVE CONTROL deliver 18V-class performance from the compact 12V M12 platform, with a dedicated self-tapping screw mode.
170 Nm Torque
4,000 IPM
3,600 RPM
127 mm Length
4-Mode Drive Control
Tri-LED Light
12V M12 Platform
Suitable For
Framing
Decking
Cabinetry
Electrical
Plumbing
Steel Roofing
Key Features & Benefits
- 170 Nm POWERSTATE Brushless Motor — delivers torque that rivals many 18V impact drivers, handling lag bolts and structural fasteners from a 12V platform.
- 4-Mode DRIVE CONTROL — three speed/torque settings plus a dedicated self-tapping screw mode that prevents walking and overdriving on steel framing.
- Ultra-Compact 127 mm Body — one of the shortest impact drivers available at any voltage, fitting into the tightest spaces between studs and behind fixtures.
- Tri-LED Work Light — three LEDs surround the chuck to illuminate the fastener with no shadows, essential for work in dark cavities and recesses.
- REDLINK PLUS Intelligence — optimises power delivery and protects against overload, overheating, and over-discharge for reliable performance.
- Lightweight 12V Form Factor — significantly lighter than 18V equivalents, reducing belt weight and arm fatigue for trades who drive fasteners all day.
When to Use This Impact Driver
The M12FID20 is the impact driver for trades who want maximum fastening power with minimum weight and size. At 170 Nm it handles the same fasteners as many 18V drivers, but at roughly half the weight with battery. Electricians, data cablers, and HVAC installers who carry their driver all day on a belt benefit most from the lighter package. The 4-mode drive control gives the same precision as the M18 FUEL models — Mode 1 for trim screws, Mode 3 for structural fasteners, and self-tapping mode for steel framing. Only step up to the M18 platform when you consistently need the 226 Nm output for heavy lag bolts.
Authorised Australian Dealer — This product is sourced directly from Milwaukee Tool Australia and is backed by full Australian manufacturer warranty and local support.
Product Specifications
| Specification | Value |
|---|---|
| Voltage | 12V |
| Max Torque | 170 Nm |
| No-Load Speed | 0–3,600 RPM |
| Impacts Per Minute | 0–4,000 |
| Drive | 1/4″ Hex |
| Drive Modes | 4 |
| Body Length | 127 mm |
| Motor | POWERSTATE Brushless |
| Battery Platform | M12 REDLITHIUM |
| Warranty | 5 Years |








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