BLACK+DECKER BDCOS20B 20V MAX Oscillating Tool

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Product guide

BLACK+DECKER BDCOS20B 20V MAX Oscillating Tool

The BLACK+DECKER BDCOS20B 20V MAX oscillating tool is a cordless multi-tool for cutting, sanding, scraping and grinding tasks. Its six-speed dial and tool-free accessory clamp offer flexibility for household work, while this listing identifies it as tool only, so confirm whether a battery is included before buying.

At a glance

Designed for cutting, sanding, scraping and grinding with one tool.
Six-speed dial lets users adjust speed for different tasks.
One-handed, tool-free accessory clamp is intended to make blade changes easier.
LED worklight illuminates the workpiece, and the lightweight design is described as suitable for confined spaces.
Manufacturer says it is compatible with the BLACK+DECKER 20V MAX POWERCONNECT battery system.

Price

$59.99Save 41%

Reference price: ~~$102.00~~

Price checked: Nov 14, 2026

View offer Ahead of Black FridayExplore the selection

Often bought together

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Pros and cons

Pros

Multiple task types and the supplied blades and sanding components make it useful for varied DIY jobs.
Six speed settings and a tool-free clamp provide adjustable operation and simpler accessory changes.
LED worklight can help illuminate the immediate work area.

Cons

The title describes this as tool only, so buyers without a compatible battery may need to obtain one separately.

Technical specifications

11 specifications

Identity
Brand	BLACK+DECKER
Model	BDCOS20B

Power and battery
Power configuration	Battery Powered
Voltage	20 volts

Operation
Speed settings	6-speed
Maximum rotational speed	18500 rpm
Recommended use	Grinding

Dimensions and weight
Dimensions listed	12.99 x 4.76 x 4.06 inches
Weight listed	2.9 pounds

Features
Color	Black
Style name	Pencil

What to know before buying

The title calls this a tool-only product, but the details also list an oscillating tool, blades, sanding platen and sandpaper as included components. Battery and charger inclusion is not confirmed. Check the selected listing's package details before purchase.

What’s in the box

Included

Oscillating tool
Wood blade
Wood and metal blade
Scraper blade
Sanding platen
80-grit sandpaper (3)
100-grit sandpaper (3)
240-grit sandpaper (2)

Who is it for?

A good fit for

DIY users handling occasional cutting, sanding, scraping or grinding jobs around the home.
BLACK+DECKER 20V MAX POWERCONNECT users seeking another compatible tool, subject to confirming battery inclusion.

Less suited to

Buyers who need a clearly confirmed battery-and-charger bundle.
Users seeking a tool with an independently specified battery runtime, since no runtime is provided here.

BLACK+DECKER BDCOS20B 20V MAX Oscillating Tool · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.7 / 5 · 327 ratings

5 stars81%81%
4 stars14%14%
3 stars2%2%
2 stars1%1%
1 star2%2%

Customer feedback reports favorable impressions of functionality, versatility, ease of use and power, and some customers say it works well with other BLACK+DECKER products. Battery life receives mixed feedback. The six-speed control and range of listed tasks suit flexible DIY use, but the mixed battery-life reports matter for work away from a charger, and no runtime is specified here.

Positive themes

Customers describe the tool as easy to use and versatile.
Customer feedback praises functionality and perceived power.

Mixed feedback

Battery life receives mixed feedback.

Frequently asked questions

Does the package include a battery and charger?

The title says tool only, and the package details do not confirm a battery or charger. Check the selected listing's contents before buying.

What tasks is this oscillating tool intended for?

The listing describes cutting, sanding, scraping and grinding. It also names grinding as a recommended use.

Can I change accessories without a separate tool?

The manufacturer describes a one-handed, tool-free clamping mechanism for changing accessories.

What accessories are listed?

The details list a wood blade, a wood and metal blade, a scraper blade, a sanding platen, and sandpaper in 80, 100 and 240 grit. The title's tool-only wording conflicts with this contents list, so confirm the package.