Bolt Sizer Free (BSF) is a free application for android 2.2+. BSF allows you to take a photo of a english or metric bolt next to any american coin (Quarter, Nickel, Dime, Penny) and it will get you the size!



Update

Features

Recent Changes

Check out a local news cast on the app:Working on adding more coins in this order (The order requested)Australian - DONESingapore - DONEMalaysian - DONEUnited Kingdom - DONEDanish - DONESwedish - DONE- Works on english, metric, hex and box heads.- Now does thread pitch, shaft diameter, shaft length, and head size.- Allows for fine-tuning to increase accuracyAdded more coinsImproved accuracyAdded thread pitchAdded shaft lengthAdded shaft diameterFixed bugsIf you would like your countries coin in the app please add it to this spread sheetAdd the diameter in millimeters, the name, and your country in the proper columns! Thanks!Currently working on adding more coins!Market Link