Grinders and cut-off tools

TEENO Grinders & Cut-Off Tools

Cut bolts and rod, clean welds, trim tile and drywall. We sell all three cordless tools as kits, so you get batteries, a charger and discs with each one.

3 tools9 optionsfrom $26.99

A man in safety glasses grinding steel with a red TEENO angle grinder, sparks flying

All TEENO grinders and cut-off tools

Filter by the job you have in front of you.

Pick by the job

3 tools

16.8V / 21V19,500 RPM

3″ Mini Angle Grinder

3 in disc · 2 x 2.0 Ah batteries

7 colors

4.0 out of 5 · 1,165 ratings

from $26.99
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21V20,000 RPM

3″ Mini Circular Saw

3 in disc · 2 x 4.0 Ah batteries

3.4 out of 5 · 32 ratings

$71.98
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21V8,500 RPM

5″ Brushless Angle Grinder

4-1/2 in and 5 in disc · 2 x 4.0 Ah batteries

4.7 out of 5 · 20 ratings

$76.49
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Not sure which grinder or disc fits your job? Mini grinder vs 5-inch grinder

Side by side

Mini grinder, 5-inch grinder or mini circular saw

All three are cordless and come with two batteries. They differ in disc size, speed and how you hold them.

Compared	3″ Mini Angle Grinder	5″ Brushless Angle Grinder	3″ Mini Circular Saw
Power	Cordless	Cordless	Cordless
Voltage or motor	16.8 V or 21 V, by version	21 V brushless	21 V brushless, 450 W
Top speed	19,500 RPM	8,500 RPM	20,000 RPM
Disc, bit or blade	3 in	4-1/2 in and 5 in	3 in
Batteries	2 x 2.0 Ah	2 x 4.0 Ah	2 x 4.0 Ah
Options	7	1	1
Buyer rating	4.0 out of 5 · 1,165	4.7 out of 5 · 20	3.4 out of 5 · 32
Price	from $26.99	$76.49	$71.98
Better choice when	You cut in tight places with one hand, at 19,500 RPM	You grind welds and rust and want 4-1/2 or 5 in discs	You want a straight, shallow cut with a base and a depth stop

Best TEENO pick for…

Which one for which job

For bolts and threaded rod
3″ Mini Angle Grinder
A 3 in cut-off disc at 19,500 RPM fits around a bolt head where a big grinder will not.
from $26.99
For welds and rust
5″ Brushless Angle Grinder
It takes 5 in grinding and flap discs, has three speeds and stops the wheel with an auto-brake when you let go.
$76.49
For drywall and thin tile
3″ Mini Circular Saw
The plunge base and the 1/2 in depth stop keep the cut straight and shallow, and the dust port takes a shop vac.
$71.98

Other ways to cut metal

Mini grinder, full-size grinder or a hacksaw?

A 3-inch mini grinder like the 3″ Mini Angle Grinder cuts bolts and rod in seconds with one hand. A full-size 4-1/2 or 5-inch grinder reaches deeper and grinds wider. A hacksaw is quiet and sparkless, but slow.

Compared	Mini grinder, 3 in	Grinder, 4-1/2 or 5 in	Hacksaw
Disc or blade	3 in disc	4-1/2 or 5 in disc	10 or 12 in blade
How you hold it	One hand	Two hands, side handle	Two hands
Sparks and noise	Yes	Yes	No
Better choice when	The cut is small or in a tight spot	You grind welds or cut thick stock	Sparks are not allowed or you have no power

Questions

Questions about grinders & cut-off tools

What disc speed rating do I need for the TEENO mini grinder?

At least 19,500 RPM, the top speed of the 3″ Mini Angle Grinder. The 6 discs in the kit are made for it. Check the rating printed on any disc you buy later.

Can I use a 4-1/2 inch disc on the 5-inch TEENO grinder?

Yes. The 5″ Brushless Angle Grinder takes 4-1/2 in and 5 in discs on its 5/8″-11 spindle with a 7/8″ arbor.