Dial Gauges/ Length Measuring Error-free dial gauge Design:- measuring pin and clamping shank made of stainless steel- seated at the clamping shank DIN878 - shock proofed version with free lift and limited indicating range - the large free lift supports the insertion of the test items SI = safety 320450 with free lift and measuring range limited to 1 revolution Type 320450 Measuring spanmm Readingmm Free liftmm Box mm Clamping shank  h6mm SI-45  0.4 0.01 4.5 40 8 SI-45 SI-90 SI-90  0.8 0.01 9.0 58 8 Error-free dial gauge IP52 Design: - dial gauges with full pointer revolution prevent reading errors- dust- and shock-protected DIN878 IP52 - repeatability 5 µm - measuring force ≤ 1.4 N - weight approx. 75 g 32 2971TB 2972TB 2973TB 320455 MITUTOYO, with one pointer revolution Type 320455 Measuring spanmm Readingmm Error limitµm Pointer revolutionmm Box mm Clamping shank  h6mm 2971TB  0.5 0.01 11 0.7 55.6 8 2972TB  1.0 0.01 13 1.5 55.0 8 2973TB  1.6 0.02 16 2.0 55.6 8 Precision dial gauge Design:Like 320100, but with rearward pin or with magnetic back. DIN878 A Type KM4R/M2R: - with rearward pin - these models can be either held on the 8 mm Ø h6 shank or on the 28 mm Ø h6 spigot Type KM4TM/M2TM: - with magnetic back, usable even without holder and stand - no influence by sinter magnet 320570 with rearward measuring pin 320590 with magnetic back Type Measuring320570320590spanmmReadingPointer revolutionmmmmBox mmClamping shank  h6mm KM4R  —  3 0.01 0.5 40 8M2R— 30.011.0588 M2R M2TM KM4TM —   3 0.01 0.5 40 8 M2TM —  10 0.01 1.0 58 8 www.precitool.de 32/689