Description

Mitutoyo 137-215 Tubular Inside Micrometers 2-60″ , Extension Rod Type. Wide range of ID measurements by combining extension pipes and anvils with micrometer heads. Suppled in a fitted plastic case.
● Range: 2″-60″
● Travel of micrometer head: 0.5″
● Accuracy: +/-{.00015+.00005n+.00005R/2}* R=Maximum measuring length (inch) n=Number of rods Fraction rounded up
● Extension rods: 0.5″, 1″, 2″ (2 pcs.), 4″, 8″ (3 pcs.), and 12″ (2pcs)