/ Precision Measuring Tools / Precision Hand Tools / Indicators & Gages / Holders / 665G-1 * Not actual product image 52789 665G-1 Offset Arm 52789 Other similar products Offset Arm provides another measuring combination to be used in a 3/8" (9.5mm) chuck or collet to sweep a large area. Features Downloads Contact Starrett Features Arm is 3/8" (9.5mm) diameter with 3" and 5-1/2" (75mm and 140mm) arms Downloads Catalog 33 - Section 5 - Dial and Electronic Indicators and Gages We offer a variety of each of the major classes: mechanical dial, electronic display, lever style test and back plunger. Indicator requirements are very specific and Starrett offers everything you need: a broad line of each indicator type, an extensive range of accessories to configure and position the gage, and as needed, an indicator-based, custom engineered solution. Precision Hand Tools (Catalog 33) 612 page catalog featuring precision hand tool, force measurement, vison systems, optical comparators, laser measurement, and flat stock.