Optional extras :
Special contact points No. 434900; 434910; 434915.

Version :
Dial indicators with protection against splashed water, oil and dirt. Contact point on plunger spindle sealed by rubber bellows, sealed by protective sleeve at the top. Back wall sealed, glass and outer ring tightly screwed. Clamping shank ⌀ 8 mm h6.

Version of the advertising text :
Shock-resistant precision dial indicators. Clamping shank ⌀ 8 mm h6, hardened and ground. Outer ring of dial face can be rotated to zero the dial. Outer ring with 2 adjustable tolerance pointers. Central pointer for 1/100 mm reading, small pointer on sub-scale for 1 mm reading.