Fowler 52-255-310-0 Holemike .250-.312" Range, .00025" Graduation

Item Description Range: .250-.312" Graduation: .00025" Accuracy: +/-.00015" Ring Included: .312" Measuring depth: 2.28" 3-pt contact with tungsten carbide measuring anvils above .5" Blind bore measuring above .5" Ratchet stop for consistent measuring Non-removable anvils Extensions available for deep measuring Setting rings included in all sets Includes UKAS certificates for all Holemikes and setting rings Every gage is individually serialized California Residents Proposition 65 WARNING: This product can potentially expose you to chemicals including Chromium, Lead and Nickel which are known to the State of California to cause cancer, birth defects or other reproductive harm.