When Accuracy Matters, It's Best To Have Reliable Tools. This Micrometer Set Delivers The Accuracy You Need To Measure Appropriately. Set Includes All Parts Needed To Measure 4" - 5" In 0.0001" Increment, Plus A Handy Plastic Case To Take For Those Jobs Out In The Field.* Ratchet Stop/ 4-5" Range * Painted Frame * Carbide Tipped * Spindle Lock * Precision, Hardened Anvil & Spindle