RTJ Digital Caliper Valve Flange Diameter Electronic Vernier Caliper

             RTJ digital caiper has two types, one is for inside measuring and the other is for outside measuring. The jaw are quite different. 

Features: 

    ---Used to measure the ring groove in valve flange and pipe flange. 
    ---Can measure the outside diameter of the RTJ (Ring Type Joint ) ring groove. 
    ---With presetting function, easy fo origin-setting. 
    ---Available with conical and accurate cutting points.
    ---mm/inch conversion
    ---Zero-setting at any position.
    ---With data output
    ---The angle of jaws: 23º

Specification: 

Inside: 

Outside: 

Other large size 1000mm, 1500mm are available