333991 — Power-Driven Handtool Manufacturing
Description
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.
Exclusions & Cross-References
- 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; and
- 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.
Overview Facts
| NAICS Code | 333991 |
|---|---|
| Industry Title | Power-Driven Handtool Manufacturing |
| SBA Size Standard | 950 employees |
| U.S. Establishments | 118 (Census CBP, 2023) |
| IRS PBA Code | 333900 (rolled-up match) |
| Sectors Hierarchy | Sector 31-33 → 333 → 3339 |
| Source / Verified | US Census 2022 NAICS Manual, Census CBP / 2026-06-28 |
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 3546 - Power-Driven Handtools (via SIC1987:3546→NAICS1997:333991→2002:333991→2007:333991→2012:333991→2017:333991→2022:333991)
Suggested Product Service Codes (Advisory)
The following Product Service Codes (PSCs) are advisory suggestions aligned with this NAICS code. Note: NAICS and PSC codes map to different dimensions of procurement (industry vs. product/service). There is no official binding 1:1 crosswalk.
- PSC 5310 — Nuts and Washers
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Related Resources & Compliance Guides
Further regulatory reference links for NAICS code 333991:
- Sector 31-33 Directory Hub — List of related industries in the Manufacturing sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- SBA Size Standards Guide — Complete rules and averaging periods for small business classifications.
- Calculating Annual Receipts Guide — Detailed worked example of revenue calculation rules.
- IRS Principal Business Activity Guide — How NAICS codes map to corporate and entity tax filings.
Related Industries in 3339
Frequently Asked Questions (FAQ)
Is 333991 a valid 2022 NAICS code?
NAICS 333991 is 'Power-Driven Handtool Manufacturing', a 2022 U.S. national industry under Sector 31-33 (Manufacturing); the SBA small-business size standard is 950 employees.
What is the SBA size standard for NAICS 333991?
The SBA small business size standard for NAICS 333991 is 950 employees (based on employees).
What is the legacy SIC code mapping for 333991?
NAICS code 333991 maps to the legacy 1987 SIC codes: 3546 - Power-Driven Handtools.