Important Notice
This item is made-to-order exclusively for you once your order is placed. As a result, it is not eligible for cancellation or return under our standard policy. Your statutory rights remain unaffected.
Designed to measure the diameter of very small holes, the Mitutoyo Series 526 Extra Small Hole Bore Gauge’s radial displacement of the split-ball anvil is converted into axial displacement of the measuring rod. This converted value is displayed on the Mitutoyo Series 526 Extra Small Hole Bore Gauge’s dial indicator.
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| Anvil | ||||
| Measuring Range | Marked No. | Measuring Range | A | Setting Ring |
|---|---|---|---|---|
| 0.95-1.55mm / .037-.061" | 1.0 | 0.95-1.15mm / .037-.045" | 11.5mm / .45" | 1.0mm / .04" |
| 1.1 | 1.07-1.25mm / .042-.049" | 1.1mm / .045" | ||
| 1.2 | 1.17-1.35mm / .046-.053" | 1.2mm / .05" | ||
| 1.3 | 1.27-1.45mm / .050-.057" | 1.3mm / .055" | ||
| 1.4 | 1.37-1.55mm / .054-.061" | 1.4mm / .06" | ||
| 1.50-4.00mm / .60-.155" | 1.75 | 1.50-1.90mm / .060-.075" | 17.5mm / .68" | 1.75mm / .07" |
| 2.00 | 1.80-2.20mm / .070-.085" | 2.00mm / .08" | ||
| 2.25 | 2.05-2.45mm / .080-.095" | 2.25mm / .09" | ||
| 2.50 | 2.25-2.75mm / .090-.105" | 2.50mm / .10" | ||
| 2.75 | 2.50-3.00mm / .100-.115" | 22.5mm / .88" | 2.75mm / .11" | |
| 3.00 | 2.75-3.25mm / .110-.125" | 3.00mm / .12" | ||
| 3.25 | 3.00-3.50mm / .120-.135" | 3.25mm / .13" | ||
| 3.50 | 3.25-3.75mm / .130-.145" | 3.50mm / .14" | ||
| 3.75 | 3.50-4.00mm / .140-.155" | 3.75mm / .15" | ||
| 3.70-7.30mm / .145-.29" | 4.0 | 3.70-4.30mm / .145-.170" | 32.0mm / 1.25" | 4.0mm / .16" |
| 4.5 | 4.20-4.80mm / .165-.190" | 4.5mm / .18" | ||
| 5.0 | 4.70-5.30mm / .185-.210" | 5.0mm / .20" | ||
| 5.5 | 5.20-5.80mm / .205-.230" | 5.5mm / .22" | ||
| 6.0 | 5.70-6.30mm / .225-.250" | 6.0mm / .24" | ||
| 6.5 | 6.20-6.80mm / .245-.270" | 6.5mm / .26" | ||
| 7.0 | 6.70-7.30mm / .265-.290" | 7.0mm / .28" | ||

| Anvil | |||||
| Measuring Range | Marked No. | Measuring Range | A | B | C |
|---|---|---|---|---|---|
| 7-10mm / .3-.4" | 1 | 7.0-7.5mm / .28-.30" | 1.8mm / .07" | 40mm / 1.57" | 29.2mm / 1.15" |
| 2 | 7.5-8.0mm / .28-.30" | ||||
| 3 | 8.0-8.5mm / .32-.34" | ||||
| 4 | 8.5-9.0mm / .34-.36" | ||||
| 5 | 9.0-9.5mm / .36-.38" | ||||
| 6 | 9.5-10.0mm / .38-.40" | ||||
| 10-18mm / .4-.7" | 1 | 10-11mm / .40-.44" | 2.1mm / .08" | 46mm / 1.81" | 38mm / 1.50" |
| 2 | 11-12mm / .44-.48" | 2.7mm / .11 | |||
| 3 | 12-13mm / .48-.52" | ||||
| 4 | 13-14mm / .52-.56" | ||||
| 5 | 14-15mm / .56-.60" | ||||
| 6 | 15-16mm / .60-.64" | ||||
| 7 | 16-17mm / .64-.68" | ||||
| 8 | 17-18mm / .68-.72" | ||||

