Fowler 52-480-005 Hardened Steel Drill Gage with Satin Chrome Finish, 0.0625"-0.50" Jobber Drill, 29 Holes Air Tools Gently but quickly expand to

Gently but quickly expand to fit ear canal - one Size fits all

With its compact size

Specifications

REED 93689 TC2QASB New Style Sliding Bar for TC2Q

Fowler 52-480-005 Hardened Steel Drill Gage with Satin Chrome Finish, 0.0625"-0.50" Jobber Drill, 29 Holes Air Tools Gently but quickly expand to1 year warranty offered by Fowler High PrecisionThe Fowler 54 565 233 High Accuracy Ultima Bore Gauging System has a measurement range of 7. 878 to 8. 27" and is accurate to + or 0. 00006". Resolution is 0. 00001" and the measuring depth is 3. 15". The gauge has constant spring pressure for repeatability and Bower's FastFit measuring heads for rapid measurement. It uses a three point contact system for the detection of lobing or triangular form error,