Mitutoyo inside tubular micrometer, model number 139-179.
3 to 36inch. Contains segments: 1,2,4,8,16inch.
As per http://www.mitutoyo.com/Images/003/301/139-179.pdf but missing spanners 12 & 13
Ex.Qantas engine maintenance. Last calibration test 04/09/2012
Used but reasonable condition.
Box size: 445mm L x 125mm W x 38mm H
Attachment 299832Attachment 299833Attachment 299834
Christian
