2022 NAICS national industry in sector 31-33 Manufacturing

333991 Power-Driven Handtool Manufacturing

NAICS 333991 is the US industry code for power-driven handtool manufacturing. This U.S.

Code: 333991 (2022 NAICS)
Title: Power-Driven Handtool Manufacturing
Part of: All Other General Purpose Machinery Manufacturing
SBA small business limit: Up to 950 employees
Closest UK SIC: 28110, 28120, 28131, 28132 and 2 more (details)

Changes coming. The NAICS 2027 revision applies to data from 1 January 2027, and SBA proposed new size standards on 20 August 2026. The values on this page are the ones in force today; we update this page when the official files change.

Official definition

This U.S. industry comprises establishments primarily engaged in manufacturing power-driven (e.g., battery, corded, pneumatic) handtools, such as drills, screwguns, circular saws, chain saws, staplers, and nailers.

Source: US Census Bureau, 2022 NAICS descriptions.

When to use a different code

Census classifies these close-sounding activities somewhere else. Businesses mainly engaged in:

Manufacturing metal cutting and metal forming machines (including home workshop) are classified in Industry 33351, Metalworking Machinery Manufacturing.
Manufacturing countersink bits, drill bits, router bits, milling cutters, and other machine tools for woodcutting are classified in U.S. Industry 332216, Saw Blade and Handtool Manufacturing.
Manufacturing power-driven heavy construction or mining hand operated tools, such as tampers, jackhammers, and augers are classified in Industry 333120, Construction Machinery Manufacturing, or Industry 33313, Mining and Oil and Gas Field Machinery Manufacturing.
Manufacturing powered home lawn and garden equipment are classified in U.S. Industry 333112, Lawn and Garden Tractor and Home Lawn and Garden Equipment Manufacturing.

Source: US Census Bureau, 2022 NAICS cross-references.

Activities listed under 333991

The Census index assigns these 26 activities to this code. If your business matches one, this is your code.

Buffing machines, handheld power-driven, manufacturing
Cartridge (i.e., powder) handheld power-driven tools manufacturing
Chain saws, handheld power-driven, manufacturing
Chisels, handheld power-driven, manufacturing
Circular saws, handheld power-driven, manufacturing
Drills, handheld power-driven (except heavy construction and mining-type), manufacturing
Grinders, handheld power-driven, manufacturing
Handtools, power-driven, manufacturing
Impact wrenches, handheld power-driven, manufacturing
Jigsaws, handheld power-driven, manufacturing
Nail guns, handheld power-driven, manufacturing
Nailers and staplers, handheld power-driven, manufacturing
Paint spray guns, handheld pneumatic, manufacturing
Planers, handheld power-driven, manufacturing
Polishers, handheld power-driven, manufacturing
Powder actuated handheld power tools manufacturing
Power-driven handtools manufacturing
Riveting guns, handheld power-driven, manufacturing
Routers, handheld power-driven, manufacturing
Sanders, handheld power-driven, manufacturing
Saws, handheld power-driven, manufacturing
Screwdrivers and nut drivers, handheld power-driven, manufacturing
Shears and nibblers, handheld power-driven, manufacturing
Staplers and nailers, handheld power-driven, manufacturing
Tools, handheld power-driven, manufacturing
Wrenches, impact, handheld power-driven, manufacturing

Source: US Census Bureau, 2022 NAICS index file.

SBA size standard for 333991

To count as a small business for SBA loans and federal contracts under NAICS 333991, your business (including affiliates) must not exceed 950 employees. Check your business.

Source: SBA table of size standards, effective March 17, 2023.

Closest UK SIC 2007 codes

There is no official one-to-one link between NAICS and UK SIC. These codes share the same international class (ISIC Rev. 4: 2818, 2819), so treat them as a starting point and check the definition.

Built from Census concordances 2022→2017 NAICS and 2017 NAICS→ISIC Rev. 4.

Similar codes to compare

Data last changed November 14, 2026. How this page is built.