Extension rods .5, 1, 2 (2pcs), 4, 8in (3pcs), 12in (2pcs)

770⁰⁰

Extension rods .5in, 1in, 2in (2pcs), 4in, 8in (3pcs.), 12 (2pcs) inches for Tubular inside micrometer, 2-60 inches Range, .5 inches travel of micrometer head

Comes with extension rods
Wide range of ID measurements by combining extension rods and anvils with the micrometer head.
Wide range of ID measurements by combining extension rods and anvils with the micrometer head.

Range	2 In - 60 In
Resolution	.001 In
Accuracy	±{.00012+n+(.00004xR/2)}

137-215