L Type Needle Contact Points for Dial Indicators Height Gauge Depth Gauge etc. M2.5 Thread Suitable for probing the bottom of a groove or hole. Size: A20B10 Thread shank M2.5,Diameter 2mm,A Length 20mm.B Length 10mm. Size: A25B5 Thread shank M2.5,Diameter 2mm,A Length 25mm.B Length 5mm. Size: A40B10 Thread shank M2.5,Diameter 2mm,A Length 40mm.B Length 10mm. Size: A45B5 Thread shank M2.5,Diameter 2mm,A Length 45mm.B Length 5mm. Package includes: 1*contact point |