Needle Point Contact Points R0.25 Tip for Dial Digital Indicators Depth Gauge 4-48 Thread (A Set)

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Fits Dial indicator height dial test indicator depth gauge etc interchangeable measurer Tool. | Suitable for probing the bottom of a groove or hole. | #4-48 UNF Thread shank, Effective length is not include Thread shank and knurling shank. | Material:high-speed steel(HSS) | Package included:A SET(L7/L13/L21/L31/L41/L51) Indicator contact point.