Moore & Wright 275-02 Blade External Micrometer 25-50mm 

Features Standard: DIN 863 Measuring grooves, keyways etc. Blade 6.5mm non-rotating spindle Blade 1.25mm thick Satin chrome scale Hammertone finish frame with insulated grip Tapered for easier access to difficult areas Constant force ratchet on thimble Adjusting key Supplied in case