Dremel 3100-1/15 Corded Rotary Tool Kit, 1.2A

The Dremel 3100-1/15 is a corded rotary tool kit with variable speed and a stated range of 5,000–35,000 rpm. Its included 15 accessories and one attachment cover a range of small cutting, sanding, grinding and polishing tasks, while the power cord means it is intended for work near an outlet.

At a glance

Five speed settings span 5,000–35,000 rpm, allowing speed selection for different small-scale tasks.
A corded power supply supports continued operation without battery charging, with a 6-foot cord stated by the manufacturer.
The manufacturer lists compatibility with Dremel rotary tool accessories and a range of cutting, sanding, engraving, grinding and polishing uses.
Tool housing is claimed to use more than 65% recycled plastic, and the carton is described as fully recyclable.

Price

$49.99Save 23%

Reference price: ~~$64.99~~

Price checked: Nov 13, 2026

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Pros and cons

Pros

Corded operation avoids work-session interruptions for battery recharging.
Variable speed and the listed high-to-low rpm range suit a variety of rotary-tool tasks.
The included kit lists 15 accessories and one attachment, providing several task options to start with.

Cons

The corded design ties work to access to an outlet and may be less convenient for moving around a jobsite.

Technical specifications

14 specifications

Identity
Brand	Dremel
Model	3100-1/15

Power and speed
Power configuration	Corded Electric
Voltage	120 volts
Motor	1.2 amp Motor
Speed range	5,000-35,000 rpm
Speed settings	5 speed settings

Uses and compatibility
Recommended uses	Cutting, Deburring, Grinding, Polishing, Sanding
Accessories compatibility	Compatible with Dremel Tool Accessories
Color	Black

Dimensions and weight
Dimensions listed	9.61 x 7.96 x 2.52 inches
Weight listed	1.9 pounds

Environmental details
Recycled plastic in tool housing	> 65% recycled plastic
Cord length	6-foot corded

What to know before buying

The product is listed for 120-volt power. Check that this matches the intended outlet and work location. The stated 6-foot cord may also limit reach without repositioning.

What’s in the box

Included

1.2A 3100 power tool
Attachment 675
User manual
15 accessories
Wrench

Who is it for?

A good fit for

DIYers and hobbyists doing small cutting, deburring, sanding, engraving, grinding or polishing jobs near an outlet.
Buyers who want variable speed and a starter selection of rotary-tool accessories.

Less suited to

People who need cordless portability or regular work far from an electrical outlet.
Buyers who need a broad selection of collet sizes. Customer feedback notes that only one size collet is included, and the listing does not specify other sizes.

Dremel 3100-1/15 Corded Rotary Tool Kit, 1.2A · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 868 ratings

5 stars79%79%
4 stars11%11%
3 stars5%5%
2 stars1%1%
1 star4%4%

Customer feedback reports positive impressions of ease of use, functionality, power and speed controls, including use for deburring resin and cleaning rough edges. The feedback also notes a limitation to one collet size and mixed durability experiences, including reports of failure after a second use. These points may matter for buyers planning frequent or varied work. The listing's corded motor and five speed settings describe the configuration, but do not establish how an individual tool will perform or last.

Positive themes

Customers describe the tool as functional and easy to use, and some report that its power and speed settings help with rough-edge cleanup and small projects.