![Probe of the Month January 2018](http://cmms.com/cdn/shop/articles/january-2018_900x822_crop_center.jpg?v=1562005699)
Probe of the Month January 2018
Q-Mark's Probe of the Month for January 2018 is a custom 5-sided holder for M5 styli. It's made of hard anodized aircraft-grade aluminum and features a center M5 tapped hole for mounting. It weighs 53.7 grams including five AFG-1320 ruby styli. By itself, it weighs just 24.5 grams.
Our client is an aerospace manufacturer located in Southern California. They ordered six.