Starrett 657-650Z magnetic base indicator holder set includes a 650B1 indicator, 657S snug, and three contact points. The magnetic base provides secure attachment to ferrous surfaces, enabling precise positioning for measurement tasks. This set is suitable for use with dial indicators in inspection and machining applications.

For use with all Starrett Test, Back-Plunger, AGD, Dial and Miniature- Dial Indicators. Also accommodates similar indicators of other manufacturers. Base/Post Assembly with 650B1/PT18718, 3 Contact Points.

Features

• Three precision ground magnetic contact surfaces (plus V-step)
• Powerful, permanent magnetic base holds firmly to steel or iron surfaces - horizontally, vertically, upside-down
• The swivel post assembly on these holders provides universal adjustment in both horizontal and vertical planes
• For use with all Starrett test, back-plunger, AGD, dial and miniature dial indicators