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MILWAUKEE M18 BID-402C compact cordless impact screwdriver 1/4" Hex in transport case (2x 4.0Ah battery + charger) - 4933443580

Supplier number: MILWAUKEE 4933443580 | EAN 4002395003242
Recommended Retail Price €534.18
424.91 tax incl.
€351.17 excl. VAT (incl. all environmental contributions)
On order: delivered from 16/10/2026

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Buy at least €250 excl. VAT worth of Milwaukee products during the promotional period and, depending on your total order value, receive a FREE Milwaukee screwdriver set, cordless random orbital sander or cordless angle grinder.

How does it work?

  • Buy Milwaukee products with a total order value of at least €250 excl. VAT.
  • For a total order value of €250 excl. VAT up to but excluding €500 excl. VAT, you receive a FREE Milwaukee 12-piece Tri-Lobe screwdriver set (4932472003) worth €55.90.
  • For a total order value of €500 excl. VAT up to but excluding €750 excl. VAT, you receive a FREE Milwaukee M18 125 mm Random Orbital Sander cordless random orbital sander (4933464228) worth €168.90.
  • For a total order value of €750 excl. VAT or more, you receive a FREE Milwaukee M18 FUEL 125 mm cordless angle grinder with slide switch and brake (4933498062) worth €357.90.
  • The free item is automatically added to your order. No registration is required.
  • This promotion cannot be combined with the ongoing Milwaukee Cashback Promotion on Milwaukee hand tools. An invoice for which you receive a free Buy More, Get More gift therefore cannot also be submitted for the Milwaukee hand tools cashback promotion.
  • The promotion is valid from 01.10.2026 to 31.10.2026.
  • Milwaukee Buy More, Get More deals are recognisable by the promotion label on the product page. Click the label to view all available deals.

High torque fastening in tight spots

Practical benefits
  • Milwaukee provides high torque: You drive heavy fasteners effortlessly thanks to a maximum torque of 180 Nm.
  • Easy access in tight spaces: The compact 140 mm head length lets you reach into narrow corners and confined areas.
  • Quick one handed bit change: You insert and swap bits with one hand using the 1/4" Hex chuck mechanism.

In a nutshell

The right choise for

Drive heavy fasteners quickly and with total control using the Milwaukee M18 BID-402C compact cordless impact driver. Delivering a maximum torque of 180 Nm across two speed settings, it powers through long timber screws without putting strain on your wrist. The compact 140 mm head length and integrated work light allow you to operate smoothly in tight, dimly lit areas. Its 1/4" Hex chuck with click lock makes one-handed bit changes fast and simple. Supplied in a sturdy transport case with two M18 4.0Ah batteries, an M12-18 C charger, and a belt hook, this complete kit ensures you work continuously on any jobsite without downtime.

Recommended Combinations
With Milwaukee M18 5 Ah Battery
With Milwaukee M18 5 Ah Battery and Charger


€424.91
tax incl.

Product information

Key features according to our expert

  • Battery voltage: 18 V
  • Max. no-load speed: 2750 /min.
  • Number of batteries included: 2
  • With work light: Yes
  • UN number: UN3481
  • Type of system case: Not applicable
  • Supplied in: Case
  • Length (head): 140 mm
  • Weight: 1 kg
  • Number of adjustable settings: 2
  • Shape (handle): Pistol
  • Capacity (battery): 4 Ah
  • Tool holder type: Internal hexagon
  • Max. tightening torque: 180 Nm
  • Orientation (head): Straight head
  • Tool holder size: 1/4"
  • Product Range: Milwaukee M18

Supplied as standard

  • 2 x M18 B4 Battery packs
  • M12-18 C Charger
  • Supplied in: Kitbox
  • Belt hook

Product description

  • Compact impact driver measures 140 mm in length making it ideal for working within confined spaces
  • High performance 4-pole motor delivers maximum power whilst maximising the power to weight ratio
  • REDLINK overload protection electronics in tool and battery pack deliver best in class system durability
  • Heavy duty full metal gearbox and gears for superior durability and maximum torque
  • 1/4" Hex drive with click lock for single hand loading of bit
  • Individual battery cell monitoring optimises tool run time and ensures long term pack durability
  • On board fuel gauge and LED light
  • REDLITHIUM battery pack provides superior pack construction, electronics and fade-free performance to deliver more run time and more work over pack life
  • Flexible battery system: works with all MILWAUKEE M18 batteries

All Features

Battery voltage
18 V
Max. no-load speed
2750 /min.
Number of batteries included
2
With work light
Yes
Un number
UN3481
Type of system case
Not applicable
Supplied in
Case
Length (head)
140 mm
Weight
1 kg
Number of adjustable settings
2
Shape (handle)
Pistol
Capacity (battery)
4 Ah
Tool holder type
Internal hexagon
Max. tightening torque
180 Nm
Orientation (head)
Straight head
Tool holder size
1/4"
Voltage (v)
18
Product range
Milwaukee M18
Sound pressure level, deviation (db(a))
3
Vibration level screws, deviation (m/s²)
2.77
Sound power level, deviation (db(a))
3
Sound power level (lwa(db(a))
104.8
Screw vibration level (m/s²)
12.3
Battery type
Li-ion
No load speed (rpm)
0 - 2000/0 - 2750
Stroke rate (per min)
0 - 2450/0 - 3450
Number of batteries supplied
2
Max. torque (nm)
180

Accessories

View more accessories (102)

Frequently asked questions about this product

Answered by specialists
What is included in this set?
You receive the impact driver, two M18 B4 4.0Ah batteries, an M12-18 C charger, a belt clip, and a transport case.
What type of tool reception does this impact driver use?
It features a standard 1/4" Hex chuck with a click lock for quick, one-handed bit insertion.
What is the maximum torque of the tool?
This compact impact driver delivers a maximum torque of 180 Nm with 2 speed settings.
Is this tool compatible with other Milwaukee batteries?
Yes, it is fully compatible with all batteries in the Milwaukee M18 platform.
Is the machine suitable for working in confined spaces?
Yes, with a compact head length of 140 mm, it allows easy access to tight spaces.
Questions about this product?

Our product specialists are happy to help with any questions about this range. Call, email or chat with us!

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