Mahr - MarGage 426A (3 wires)

• Designed to be suspended over a test specimen
• Set consists of 3 pin gages
• Manufacturing tolerance ± 0.5 μm
• Pin gage length: 32 mm
• For determining pitch diameter of external threads according to the three wire method

• For determining the pitch diameter of external threads by the three wire method
• In conjunction with inside micrometers, indicating measuring instruments or measuring machines
• Each pair consists of one holder with 1 pin gage and one holder with 2 pin gages
• Holder has a satin chrome finish
• With the retainer ring locked, the measuring spindle can still rotate
• Pin gages are hardened and lapped
• Pin gages freely float in holder to allow proper positioning and contact with thread flanks
• Manufacturing tolerance ± 0.5 μm
• Mounting bore 6.35 mm = 1/4”, 8 mm on request
• For threads with outside diameter up to 95 mm

Mahr 426M recommended to use with Mahr Micrometer 40EWRi-L as video clip below;