Starrett 463XL MICROMETER HEAD- 0-1/2"- .001" GRADS Brand: Starrett ID#: 463XL-STR |MFGID: 463XL Calibration Reference $122.13 Quantity discounts available QuantityPrice Qty -+ Add to Cart Share Product Info Product Information Description Starrett 463XL Micrometer Head features lock nut, 0-1/2" range, .001" graduation, lock nut, and carbide face. 0-1/2" Range, .001" Grad, Lock Nut, Carbide Face. Specifications