Satin Chrome Finished Frame

Designed for measuring grooves, recesses and shoulders located inside a bore. They measure not only thickness and spacing of grooves, but also measure from an edge to a land, or from shoulder to groove. Spindle hardened and precision ground, with micro-lap finish on measuring face. Every thousandth is numbered for easy reading. To measure: Width of groove, Width of Land. To determine: Location of Groove, Depth of bottom of groove. Accuracy: Parallelism: 10 mu m. Instrument Error: /-10 mu m. Graduation: 0.01mm 0.001"

Series 146