The friction clutch mechanism of these Dial Test Indicators provides a very effective shockproof system. Standard versions are equipped with contact points having a tungsten carbide ball of 2 mm diameter.
On request contact points with ball diameters of 0.4 mm, 1 mm or 3 mm can be fitted. Also available are contact points with a 2 mm diameter ruby ball.

Standard equipment includes: 1 contact point with tungsten carbide ball 2 mm Ø, 1 stem 8 mm Ø and 1 spanner for changing the contact points.

	K 30	K 40
Reading	0.01mm	0.01mm
Range	0.8mm	0.8mm
Dial reading	0 - 40 - 0	0 - 40 - 0
Bezel-Ø	32mm	40mm
From to DIN 2270	A	A
Dimensions and accuracy according to	DIN 2270	DIN 2270
Length of contact point	12.8mm	12.8mm
Swivelling range of contact point at 90o to the scale	240o	240o
Dimensioned drawing	page 92	page 92