
- Starrett 579E Self Centering Telescoping Gauge With 2 Telescoping Arm, 2-1/8" - 3-1/2" Range, 2-3/8" Handle Length
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From $48.00 (New)

From $48.00 (New)

| Latest | $48.00 Apr 22, '16 |
| Highest | $48.00 Feb 18, '16 |
| Lowest | $38.25 Feb 11, '14 |
| Average | $48.00 (30d avg) $48.00 (90d avg) $48.00 (180d avg) $47.35 (365d avg) $45.08 (Lifetime average) |
| Added | Sep 11, 2013 |
| Latest | $46.49 Apr 22, '16 |
| Highest | $47.99 Nov 23, '13 |
| Lowest | $40.38 May 2, '14 |
| Average | $46.49 (30d avg) $46.49 (90d avg) $46.49 (180d avg) $46.49 (365d avg) $45.44 (Lifetime average) |
| Added | Sep 11, 2013 |
30 day average: 154,374
90 day average: 141,682
Telescoping gauge is used for determining the true size of holes, slots, and recesses up to 6". The ends of both contact is hardened and ground to a radius to allow proper clearance on the smallest hole the gauge will enter. This tool must be slightly "rocked" in the hole being measured to ensure that the tool is on the proper diameter before it is locked and withdrawn. The final hole size is obtained by measuring over the gauge contact with a micrometer.