🛠️ Invention or technique

High-speed rotary hand tool (Dremel)

Herramienta rotativa de mano de alta velocidad (Dremel)

Date
c. 1932-1935 · confidence medium
Place
Racine, Wisconsin, United States
Credited to
Albert J. Dremel
Field
Tools

What it is

A small, light electric motor with a chuck accepting burrs, discs and tiny bits for polishing, cutting, engraving and sanding. Dremel developed it in Racine in the early 1930s and it is the model for hobby rotary tools.

The exact date of the Moto-Tool varies by source (1932-1935); the Dremel company was founded in 1932.

What it led to

  • precision engraving, polishing and cutting in modelling, jewellery and repair
  • do-it-yourself mini-drills
  • hand-held rotary multi-tools
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Sources✓ verified 2026-11-06