| Extension / Reducer (Inch) |
| Extension / Reducer A21 |
| To extend and reduce to smaller
diameter shank sizes.
Delivery: |
| Replacement
Parts Adjusting Screw |
||||||||||
| Description | Order Number | D | D1 | D2 | D3 | L | L1 | L2 | Description | Order Number |
| D0.500-T0.125 | A21 02130 | .500 | .125 | .354 | .591 | 4.331 | .827 | 2.402 | M2.5x8 | 5505102508 |
| D0.500-T0.187 | A21 02140 | .500 | .187 | .354 | .591 | 4.331 | .827 | 2.402 | M2.5x8 | 5505102508 |
| D0.500-T0.250 | A21 02150 | .500 | .250 | .591 | .787 | 4.331 | 1.417 | 2.402 | M5x18 | 5139110518 |
| D0.500-T0.312 | A21 02160 | .500 | .312 | .591 | .787 | 4.331 | 1.417 | 2.402 | M6x20 | 5139110620 |
| D0.500-T0.375 | A21 02170 | .500 | .375 | .787 | 1.063 | 4.331 | 1.654 | 2.402 | M8x20 | 5139110820 |
| D0.625-T0.125 | A21 04130 | .625 | .125 | .354 | .591 | 4.331 | .827 | 2.283 | M2.5x8 | 5505102508 |
| D0.625-T0.187 | A21 04140 | .625 | .187 | .354 | .591 | 4.331 | .827 | 2.283 | M2.5x8 | 5505102508 |
| D0.625-T0.250 | A21 04150 | .625 | .250 | .591 | .787 | 4.331 | 1.417 | 2.283 | M5x18 | 5139110518 |
| D0.625-T0.312 | A21 04160 | .625 | .312 | .591 | .787 | 4.331 | 1.417 | 2.283 | M6x20 | 5139110620 |
| D0.625-T0.375 | A21 04170 | .625 | .375 | .787 | 1.063 | 4.331 | 1.654 | 2.283 | M8x20 | 5139110820 |
| D0.625-T0.437 | A21 04180 | .625 | .437 | .787 | 1.063 | 4.331 | 1.850 | 2.283 | M8x20 | 5139110820 |
| D0.625-T0.500 | A21 04190 | .625 | .500 | .787 | 1.063 | 4.331 | 1.850 | 2.283 | M8x20 | 5139110820 |
| D0.750-T0.125 | A21 06130 | .750 | .125 | .354 | .591 | 4.331 | .827 | 2.205 | M2.5x8 | 5505102508 |
| D0.750-T0.187 | A21 06140 | .750 | .187 | .354 | .591 | 4.331 | .827 | 2.205 | M2.5x8 | 5505102508 |
| D0.750-T0.250 | A21 06150 | .750 | .250 | .591 | .787 | 4.331 | 1.417 | 2.205 | M5x18 | 5139110518 |
| D0.750-T0.312 | A21 06160 | .750 | .312 | .591 | .787 | 4.331 | 1.417 | 2.205 | M6x20 | 5139110620 |
| D0.750-T0.375 | A21 06170 | .750 | .375 | .787 | 1.063 | 4.331 | 1.654 | 2.205 | M8x20 | 5139110820 |
| D0.750-T0.437 | A21 06180 | .750 | .437 | .787 | 1.063 | 4.331 | 1.850 | 2.205 | M8x20 | 5139110820 |
| D0.750-T0.500 | A21 06190 | .750 | .500 | .787 | 1.063 | 4.331 | 1.850 | 2.205 | M8x20 | 5139110820 |
| D1.000-T0.500 | A21 07190 | 1.000 | .500 | .787 | 1.063 | 4.724 | 1.850 | 2.362 | M8x20 | 5139110820 |
| D1.000-T0.562 | A21 07200 | 1.000 | .562 | .945 | 1.260 | 4.724 | 1.850 | 2.362 | M8x20 | 5139110820 |
| D1.000-T0.625 | A21 07210 | 1.000 | .625 | .945 | 1.260 | 4.724 | 1.968 | 2.362 | M12x20 | 5139111220 |
| D1.000-T0.750 | A21 07220 | 1.000 | .750 |
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1.654 | 5.906 | 2.047 | 3.543 | M16x20 | 5139111620 |