Tools
Shop math and references. Worksheets are not approved data. The airplane’s manual and the FAA record still win.
Weight and balance
Empty-weight revisions, a loading sheet, a CG envelope, and a record you can print or file.
Unit converter
Torque with an adapter correction, pressure, temperature, length, weight, volume, and fuel density.
Hardware decoder
AN, MS, and NAS bolts, nuts, washers, rivets, screws, and cotter pins.
Shop charts
Drill sizes, tap drills, rivet marks, edge distance, AWG, and fractions.
AD lookup
Search Federal Register airworthiness directives by aircraft and save a watch for new matches.
Safety wire
Double-twist, single-wire, turnbuckles, and cotter pins, with the NASM20995 wire codes.
Torque
Where the torque value lives, click beam and dial wrenches, and straight or angled adapters.
A&P and IA prep
Practice questions for General, Airframe, Powerplant, and IA, with a score you can keep.
Calibration
Tool due dates, photos, and certificates. Reminders still go out at 60, 30, and 7 days.