Hand Tool Lapper

Lap metal objects to specifications.
picture of Hand Tool Lapper

Quick Stats


Salary Range
$22,000 – $52,000

Data from U.S. Department of Labor


What do Hand Tool Lappers do?

Laps metal objects, such as gauges and machine parts, to specifications within tolerances as fine as 0.00001 inch, applying knowledge of abrasives and lapping procedures: Measures workpiece with instrument, such as optical comparator, compares workpiece dimensions with specifications to ascertain amount of stock to be removed, and estimates number of lapping strokes required. Mounts workpiece in fixture, or in power-driven mechanism, using wrenches and keys, and positions work aids, such as parallel bars and rods to guide motion of lap I or workpiece. Files grooves in surface of lap to hold lapping compound. Applies compound to workpiece and rubs lap across workpiece with rotary or reciprocating motion, feeling friction and applying required pressure based on previous experience, to attain specified tolerance. Measures workpiece to verify conformance to specifications, using special gauges. Straightens or polishes rods by inserting and pressing them between two rollers with lapping compound.


Should I be a Hand Tool Lapper?

You should have a high school degree or higher and share these traits:
  • High Achiever: You love the challenge of tackling difficult work.
  • Ready for a Challenge: You jump into new projects with initiative and drive.
  • Detail Oriented: You pay close attention to all the little details.

  • Also known as: Lap Hand, Tool, Lapper, Hand, Tool, Precision Lap Hand

    How to become a Hand Tool Lapper

    Most Hand Tool Lappers have no higher education and get on-the-job training. Think about earning a Certificate to increase your competitiveness in the field. Chart?chd=s:9taaaa&chl=no+college+%2876%25%29|certificate+%2824%25%29||||&cht=p3&chs=466x180&chxr=0,76,76
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