Insize 4837-1E, TAPER GAGE SET, 1/16 ? 1-1/16″, 6928640380426

Graduation 1/64″
Include 4 pcs (1/16~5/16″, 21/64~9/16″, 37/64~13/16″, 53/64~1-1/16″)
Measure opening, slot width, hole diameter, etc.
Diameter correction table on the back
Made of stainless steel