BLACK+DECKER BLIM78D1 20V MAX Brushless Impact Driver Kit

The BLACK+DECKER BLIM78D1 is a cordless brushless impact driver kit for fastening tasks, with three speed settings, a ¼-inch quick-change hex chuck, and a listed 2Ah battery and charger. Its supplied bits, LED, and compact design make it suited to home projects, while the single 2Ah battery is a consideration for extended work.

At a glance

Brushless motor and three speed settings with a variable trigger. The listed speed ranges are 0–900, 0–1,900, and up to 0–3,200 no-load RPM.
¼-inch quick-change hex chuck for faster bit changes.
Built-in LED light and compact design for dim work areas and tighter spaces.
The listing claims up to 2,000 in-lbs of torque and up to 3,800 no-load IPM.
Includes a 2Ah POWERCONNECT battery and charger, plus bits and a belt clip.

Price

$69.99Save 22%

Reference price: ~~$89.99~~

Price checked: Nov 14, 2026

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Pros and cons

Pros

Three speed settings and a variable trigger give options for controlling fastening speed.
A brushless motor, built-in LED, quick-change chuck, and compact design support common DIY fastening tasks.
The included 2Ah battery is part of the BLACK+DECKER 20V MAX POWERCONNECT system.

Cons

The included battery is 2Ah, which may be limiting for buyers planning long work sessions without a spare or charging break.

Technical specifications

16 specifications

Identity
Brand	BLACK+DECKER
Model	BLIM78D1
Tool type	Impact Driver

Power and battery
Power configuration	Battery Powered
Voltage	20 volts
Battery capacity	2 amp_hours
Battery type	Lithium-ion
Compatible devices	BLACK+DECKER 20V MAX POWERCONNECT family devices

Performance and features
Maximum rotational speed	3200 rpm
Maximum torque	2000 in-lb
Speed settings	3
Chuck size	0.25 inches
Additional features	Brushless Motor, Built-In LED Working Light, Compact, Cordless

Dimensions and appearance
Dimensions (L × W × H)	6.42"L x 5.2"W x 9.06"H
Weight listed	4.2 pounds
Color	Black, Orange

What to know before buying

The manufacturer’s battery claims are conditional: up to 301 3-inch deck screws per charge and runtime comparisons specify the LBD2020S battery and particular test conditions. The claimed additional three-year limited warranty requires registration within 30 days, beyond the standard two-year limited warranty.

What’s in the box

Included

1 BLIM78D1 impact driver
1 LBD2020S 2Ah battery
Power adapter
1 belt clip
6 ¼-inch bits: PH1, PH2, PH3, SL6, SL8, SL10
1 ½-inch socket adaptor

Who is it for?

A good fit for

DIYers fastening screws for home repairs, furniture assembly, or outdoor structures.
BLACK+DECKER 20V MAX POWERCONNECT users who want a compatible impact driver with a battery and charger included.
Buyers who value selectable speed, quick bit changes, and an integrated work light.

Less suited to

Buyers who need a drill driver for drilling holes. This listing identifies the tool as an impact driver.
Users seeking a larger-capacity included battery for extended work without charging interruptions.

BLACK+DECKER BLIM78D1 20V MAX Brushless Impact Driver Kit · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.8 / 5 · 44 ratings

5 stars89%89%
4 stars8%8%
3 stars3%3%
2 stars0%0%
1 star0%0%

The aggregate ratings are strongly positive, with most ratings in the five-star category. That offers a favorable but limited signal for this cordless impact driver kit. Ratings alone do not show whether buyers valued its speed settings, compact design, or included kit, and no written customer feedback is provided.

Frequently asked questions

What is included with the BLIM78D1 kit?

The manufacturer’s contents list specifies one BLIM78D1 impact driver, one LBD2020S 2Ah battery, one 1A charger, one belt clip, six ¼-inch bits, and one ½-inch socket adaptor.

How many speed settings does this impact driver have?

Three, with a variable trigger. The listing gives no-load ranges of 0–900, 0–1,900, and up to 0–3,200 RPM.

Does the kit include a battery and charger?

Yes. The listing specifies a 2Ah lithium-ion battery and a 1A charger.

What does the customer rating tell me?

The aggregate rating is strongly positive, but ratings alone do not identify what customers liked or disliked. No written customer feedback is supplied here.