The Starrett 644 Dial Depth Gage is for longer ranges, and is accurate and simple to use. Put the contact on the work to be measured and push the gage head down until the base stops at the reference...
The Starrett 640JZ Dial Depth Gages are direct reading tools, referencing from their hardened and ground bases. All bases are 2-1/2" (64mm) long. They are quicker and more convenient to use than any...
The Starrett 643 Dial Depth Gage has a knife-edge base and a needle point contact which has been hardened and ground. The knife-edge base has a cutout so that the conical point can be precisely...
