Starrett Magnetic Base w-Attachments,Rod 0.250 In 657AA

The STARRETT 657AA is a magnetic-base indicator holder used to position dial, test, back-plunger, AGD, and miniature-dial indicators. It is designed for use with all Starrett indicators in these types and also accommodates similar indicators from other manufacturers. This holder includes a magnetic base and the related attachments needed for setup, including the upright base post, snugs, rod, and indicator attachment. Key Features of the STARRETT 657AA: Accessory Type: Magnetic-base indicator holder for mounting and positioning indicators. Base Type: Magnetic base with on/off knob for engaging the magnet. Holding Power: 100 lbf magnetic pull. Arm Type: Rigid arm construction for fixed indicator positioning. Compatible Mount Sizes: Fits 1/4 in and 3/8 in indicator mounts. Maximum Reach: 12 in reach for placing the indicator in the required position. Base Size: 1 7/8 in L x 1 5/8 in W x 1 15/16 in H. Construction: Cast iron body with black finish. Included Components: Magnetic base, upright post, rod, indicator attachment, snug complete with 1/4 in and 3/8 in holes, and snug with two 1/4 in holes. Post and Arm Dimensions: 7.5 in lower arm working length, 6 in upper arm working length, and 2 in third arm working length.