← Risk register SOC 51-9022 · reviewed 2026-08-11

Grinding and Polishing Workers, Hand

10,510 US workers · median $42,660/yr · Production

EXPOSED

Almost nothing in this job is screen or text work — you hold a die grinder, buffing wheel, or file against a real part and feel when the surface is right, which language models cannot touch. The threat is not AI but capital equipment: CNC machining, robotic sanding cells, and vibratory/media finishing already absorb high-volume, repeatable deburring and polishing work, leaving hand work concentrated in low-volume, irregular, weld-repair, and cosmetic-critical parts. No license, no client relationship, and little decision authority means there is no regulatory or trust moat — only the physical difficulty of automating variable geometry.

10-year outlook: Employment keeps shrinking as finishing cells and CNC absorb repeatable work, but a smaller core of hand finishers on irregular, repair, and cosmetic-critical parts stays in demand and gets paid better.

US employment, 2019–2025-64.0%
29,17010,510 workers

This fall is concentrated in 2020 and has not recovered since.

Median pay $30,600 → $42,660 +11.5% in real terms (nominal +39.4%, less ~25% US inflation over the period)

The job count is not the verdict

This line is counted by the Bureau of Labor Statistics — the one figure on this page that isn't a judgement of ours. Headcount moves on demand, offshoring, demographics and the business cycle, and automation is one term among several, often not the loudest.

So a falling line is not evidence that AI did it, and a rising one is not evidence that it won't. Both happen in this register: some occupations resist automation and shrink anyway, others are highly automatable and keep growing. The marked year is 2020.

BLS projection, 2024–2034

-21.2% 11,800 → 9,300 on the projections basis

Exposed, and shrinking

Both signals point the same way: the tasks are largely automatable and the BLS projects -21.2% by 2034. This is the case where the score and the forecast agree, and it is the one worth taking seriously.

Different clocks. The score is what current AI could do to this work today. The projection is how many of these jobs will exist in 2034. Everything between the two — how fast employers actually adopt, whether demand grows in the meantime — is why they can point opposite ways without either being wrong.

~800 openings a year on average, including replacing people who leave.

One email if this score changes. Watch as many occupations as you like from the same address — no account, and nothing is sent on a schedule, only when a verdict actually moves.

Also known as — 24 job titles this covers

Titles reported by people doing this work, from the US Department of Labor's O*NET survey. If your job title is here, this page is about your work even though the name doesn't match.

FilerBufferBurrerSanderStonerBevelerChipperFettlerGrinderFinisherPolisherBit ShaverHand EdgerDeburr HandGlass EdgerHand BufferHand ReamerHand SanderHand ShaperHand StonerPipe BufferGlass SanderHand GrinderHand Scraper

Score — 39/100 resistance

Holding it up: task resistance (15/20). Weakest point: liability shield (1/20).

Five dimensions, 0–20 each, summed. Higher means more protected. The arithmetic is shown so you can check it: 15 + 15 + 1 + 3 + 5 = 39. · Scored 2026-08-11, and re-examined when evidence accumulates rather than on a schedule.

Task resistance 15/20

Tasks largely resist digitisation Deburring a weld bead on a one-off fabrication, feathering a cosmetic scratch out of a stainless handrail, or blending a casting flash on a part with no fixture — these are contact-force decisions made through the tool, and the 15 reflects that only the setup paperwork and inspection logging around them is digitisable, not the grinding itself.

Embodiment 15/20

Hands-on in uncontrolled environments You work standing at a pedestal buffer or with a die grinder in awkward positions, in noise, abrasive dust, and sparks, on parts that arrive at varying orientations — the 15 rather than 19 is because it's usually a fixed bench or shop floor rather than scaffolding, confined spaces, or weather.

Liability shield 1/20

No licence, no signature requirement No state license, no certification body governs hand finishing; a shop can put you on the wheel after an OSHA 1910.215 wheel-guarding and ring-test briefing, and rework or scrap comes out of the shop's cost, not your credential.

Trust premium 3/20

Anonymous artifact production Parts move to you by work order and leave to inspection; a customer buying a polished casting knows the shop's name, not yours, and the 3 rather than 0 only allows for the foreman who trusts one specific person with the expensive cosmetic-critical jobs.

Judgment & accountability 5/20

Executes defined procedures on defined inputs You call grit progression and when to stop against a print tolerance, Ra spec, or a visual boundary sample, and if you're near the low limit you flag it — the discretion is real but bounded by a spec somebody else wrote and QC verifies.

This occupation has already been through one. Headcount fell 65.3% between 2017 and 2025 — 30,320 to 10,510 — while the median wage held roughly flat in real terms (+ 13.5% after inflation). A job being commoditised usually loses pay along with headcount. One that shrinks by half while pay holds is leaving a specialist core behind, and the score above was assigned from the occupation title without sight of that history — so it may be describing the job this used to be rather than the people still doing it. Why this is a known limit.

Confidence: high · reviewed 2026-08-11 · how scoring works

What this job involves — and which parts are yours

The verdict above describes this occupation as a whole. Almost nobody does the typical version of a job — tick what's actually in your week and see how your own mix sits.

AI already does these at usable quality

These still need a person

Active moats on the surviving side: embodiment, physical-presence

How to future-proof this job

Training paths for your skill gaps: Coursera — customer service and client-facing skill courses free to audit · Coursera — teaching and instructional design, audit free free to audit · Coursera — people management and team leadership specialisations free to audit · MIT OpenCourseWare — operations management free · Apprenticeship.gov — electrical, HVAC, plumbing and fitting programs that pay while you learn paid to train · MIT OpenCourseWare — full course materials across every department, free free · freeCodeCamp — full curriculum, certification at the end free

All 35 skills ranked by how many jobs they open →

Where this experience transfers — occupations you could move toward

Computed from U.S. Dept. of Labor O*NET skill and knowledge profiles: high overlap with what you already do, a materially higher resistance score, no large jump in required training, and no licence you would have to start a new pipeline to get. Targets that pay meaningfully less, that are themselves COOKED, or whose own headcount is falling are excluded — a move into a shrinking trade is not an escape.

Refractory Materials Repairers, Except Brickmasons EXPOSED · 65/100 · you already have ~89% of the skill profile

Furniture Finishers EXPOSED · 52/100 · you already have ~85% of the skill profile

Skills to close: Service Orientation, Instructing, Management of Personnel Resources, Operations Analysis

Automotive Body and Related Repairers EXPOSED · 65/100 · you already have ~85% of the skill profile

Skills to close: Installation, Service Orientation, Active Learning, Programming

What would move this back up — beyond any one person

The moves above are yours to make. This is the other half: what would have to change in the world for the occupation itself to score higher. None of it is in any one person's gift, but it is where the floor actually comes from. Scores here are not a one-way ratchet. Only two of the five dimensions — task resistance and embodiment — track what machines can do. The other three track law, what buyers will pay for, and who is answerable, and those move in both directions, often in response to the same pressure AI creates. If every lever below landed, this occupation would score around 52/100, still EXPOSED.

5 specific changes that would raise this score
  • already happening task resistance +3

    As robotic sanding cells and vibratory finishing absorb the repeatable high-volume work, the residual hand job concentrates on one-off weld-repair blending, castings with variable geometry, and cosmetic-critical Class A surfaces where fixturing cost exceeds the part value. This is a genuine two-tier occupation and the surviving tier is the harder one.

  • plausible liability shield +3

    Named-operator sign-off in aerospace finishing: FAA Part 145 repair station process specs and OEM process specifications (e.g. blend-limit and blade-repair procedures on turbine airfoils) requiring a qualified, individually certified operator stamp on hand-blend operations, with NADCAP audit of that qualification record. This attaches a traceable human name to the work but not personal legal liability in the professional-license sense.

  • plausible judgment accountability +3

    When hand work is the last station before scrap/accept on high-value parts, the polisher owns the call on whether a blend stays within remaining-wall or blend-limit tolerance — a several-thousand-dollar decision made by feel. Formalizing that as an operator accept/reject authority in the work instruction, rather than routing to an inspector, raises this.

  • plausible embodiment +2

    Growth in aerospace/turbine MRO and defense shipyard repair work, where the part is in situ, geometry is deviated from nominal, and access is confined — Navy submarine and carrier maintenance backlogs are already pulling this kind of hand finishing in. Robotic cells cannot be brought to the workpiece.

  • plausible trust premium +2

    Narrow route only: luxury and restoration niches — hand-polished watch cases, high-end firearms, custom auto and motorcycle bodywork, museum metals conservation — where buyers pay explicitly for hand finish. This applies to a very small slice of the 10,510 and is not a moat for production shops.

The limit. Even with every lever, this occupation stays capital-displaced rather than AI-displaced. The binding constraint is the cost curve of robotic finishing cells and force-controlled end effectors, which no licensing or trust mechanism touches. There is no realistic path to a professional license for hand grinding, so liability_shield cannot rise above a documented-operator-stamp regime. Headcount decline can continue even while per-worker resistance scores rise.

These are conditions, not forecasts — what would have to happen, not what will. Specific rules, cases and bills are named so you can go and check whether they exist and where they stand; verify before relying on any of them. Nothing here is legal or financial advice.

Where this work is, and what it pays there

BLS metro figures for 52 areas. The verdict above does not change by city — the rubric judges what the work involves, not where it happens — but pay and headcount do, and the national median hides a very wide range.

Most of these jobs

Los Angeles-Long Beach-Anaheim, CA 880 $44,660 +5%
Phoenix-Mesa-Chandler, AZ 490 $38,280 -10%
New York-Newark-Jersey City, NY-NJ 450 $51,000 +20%
Detroit-Warren-Dearborn, MI 280 $46,960 +10%
Houston-Pasadena-The Woodlands, TX 210 $38,920 -9%
Dallas-Fort Worth-Arlington, TX 200 $40,250 -6%
Riverside-San Bernardino-Ontario, CA 190 $42,860 +0%
Elkhart-Goshen, IN 150 $37,470 -12%

Best paid

Virginia Beach-Chesapeake-Norfolk, VA-NC 130 $65,540 +54%
St. Louis, MO-IL 70 $58,950 +38%
Madison, WI 60 $56,160 +32%

Percentages are against this occupation's national median of $42,660. Counts are jobs in that metro, not vacancies. Metros where the BLS suppressed the cell are absent rather than shown as zero.

Who is actually doing this — nobody, on the record

We have no reported case of a named organisation automating this occupation. Not one deployment, not one announcement.

That is worth saying out loud next to a score of 39. The verdict above is about what the work exposes — what current AI could do to these tasks. It is not a claim that anyone has done it. For this occupation those two things have come apart completely: the capability argument is on this page, and the evidence column is empty.

Read that as a gap in the reporting we can see, not proof of absence — the dispatch runs on English-language feeds and misses plenty. If you know of a case, tell us, or add a field report from inside the job.

Quick take — do you do this job?

Has AI actually changed your work? One tap, anonymous, and the running tally is public. Nothing else is asked of you.

Self-reported and unverified — a sentiment signal, not a survey. One response per person per occupation; you can change your answer.

Field reports — what people say has changed

No field reports yet. A written account takes a paragraph rather than a tap, goes to an editor before it appears, and is the one thing on this page the rubric cannot produce on its own.

File a field report

Concrete beats general: a tool that arrived, a task that moved, a headcount decision you watched happen. Don't include anything that identifies you or your employer if that would put you at risk.

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Kept current

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