| Product | BCutting Height | Collet Standard | D1 | DDiameter | Price | dShank | length |
|---|---|---|---|---|---|---|---|
| Amana Tool CO-158 16-17mm CNC High Precision Spring Collet for ER32 Tool Holder | 0.0039 m | ER32 | 0.026 m | 0.0327 m | $27.95 | 16-17mm | 0.04 m |
| Amana Tool CO-269 8mm Dia. CNC High Precision Spring Collet for ER20 Tool Holder | 0.0028 m | ER20 | 0.0157 m | 0.0207 m | $23.49 | 0.008 m | 0.032 m |
| Amana Tool CO-273 4mm Dia. CNC High Precision Spring Collet for ER20 Tool Holder | 0.0028 m | ER20 | 0.0157 m | 0.0207 m | $23.49 | 0.004 m | 0.032 m |
| Amana Tool CO-279 6mm Dia. CNC High Precision Spring Collet for ER20 Tool Holder | 0.0028 m | ER20 | 0.0157 m | 0.0207 m | $23.49 | 0.006 m | 0.032 m |
| Amana Tool CO-271 3mm Dia. CNC High Precision Spring Collet for ER20 Tool Holder | 0.0027 m | ER20 | 0.0157 m | 0.0207 m | $23.49 | 0.003 m | 0.032 m |
| Product | Collet Chuck | Collet Size | Collet Sizes Part | Description | Includes | Increments | Manufacturers Part Number | Number of Pieces | Price | Shank | Type | length |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ER Spring Collet & Chuck Set - ER-32 - 14 Piece Set - MT3 | 7-171-3003 | ER32 | 1/8, 3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, | Collet Chuck Set | Chuck 7-171-3003 | 1/16" Nm | 7-171-3103 | 14 | $284.95 | MT3 | MT3 | 0.154 m |
| Product | Collet Size | Collet Sizes Part | Description | Includes | Increments | Manufacturers Part Number | Number of Pieces | Price | Shank | Type | length |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ER Spring Collet & Chuck Set - ER-40 - 17 Piece Set - R8 | ER40 | 1/8, 3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, | Collet Chuck Set | Chuck 7-171-4008 | 1/16" Nm | 7-171-4108 | 18 | $316.95 | R8 | R8 | 0.1651 m |
| ER Spring Collet & Chuck Set - ER-25 - 12 Piece Set - MT2 | ER25 | 1/8, 3/16, 7/32, 1/4, 5/16, 11/32, 3/8, | Collet Chuck Set | Chuck 7-171-2305 | 1/32" Nm | 7-171-2315 | 13 | $318.95 | 1 | MT2 | 0.1651 m |
| Product | Collet Size | Collet Sizes Part | Description | Manufacturers Part Number | Number of Pieces | Price | Range | Style | Type |
|---|---|---|---|---|---|---|---|---|---|
| ER20 Spring Collet Set, 10 Piece, 1/8 to 1/2, Import | ER20 | 1/8, 3/16, 7/32, 1/4, 5/16, 11/32, | Collet Set | 3-171-225 | 10 | $221.95 | 0.0127 m | Spring | ER |
| Product | Collet Size | Description | Gripping Range | Manufacturers Part Number | Nominal Size | Price | Size | Style | Type |
|---|---|---|---|---|---|---|---|---|---|
| ER32 Metric Spring Collet, 20mm, Import | ER32 | Collet | 20-19mm | 3-171-820 | 20mm in | $21.25 | 0.02 m | Spring | ER |
| ER32 Metric Spring Collet, 6mm, Import | ER32 | Collet | 6-5mm | 3-171-806 | 6mm in | $20.75 | 0.006 m | Spring | ER |
| ER32 Metric Spring Collet, 8mm, Import | ER32 | Collet | 7-8mm | 3-171-808 | 8mm in | $21.25 | 0.008 m | Spring | ER |
| ER32 Metric Spring Collet, 3mm, Import | ER32 | Collet | 3-2mm | 3-171-803 | 3mm in | $20.75 | 0.003 m | Spring | ER |
| ER40 Metric Spring Collet, 13mm, Import | ER40 | Collet | 13-12mm | 3-171-913 | 13mm in | $24.75 | 0.013 m | Spring | ER |
| ER16 Metric Spring Collet, 3mm, Import | ER16 | Collet | 3-2mm | 3-171-503 | 3mm in | $18.75 | 0.003 m | Spring | ER |
| ER32 Metric Spring Collet, 14mm, Import | ER32 | Collet | 14-13mm | 3-171-814 | 14mm in | $20.75 | 0.014 m | Spring | ER |
| ER11 Metric Spring Collet, 6mm, Import | ER11 | Collet | 6-5mm | 3-171-521 | 6mm in | $21.75 | 0.006 m | Spring | ER |
| ER20 Metric Spring Collet, 4mm, Import | ER20 | Collet | 4-3mm | 3-171-604 | 4mm in | $18.75 | 0.004 m | Spring | ER |
| ER11 Metric Spring Collet, 4mm, Import | ER11 | Collet | 4-3mm | 3-171-517 | 4mm in | $21.75 | 0.004 m | Spring | ER |
| ER40 Metric Spring Collet, 8mm, Import | ER40 | Collet | 7-8mm | 3-171-908 | 8mm in | $24.75 | 0.008 m | Spring | ER |
| ER25 Metric Spring Collet, 6mm, Import | ER25 | Collet | 6-5mm | 3-171-706 | 6mm in | $19.75 | 0.006 m | Spring | ER |
| ER32 Metric Spring Collet, 10mm, Import | ER32 | Collet | 9-10mm | 3-171-810 | 10mm in | $20.75 | 0.01 m | Spring | ER |
| ER32 Metric Spring Collet, 16mm, Import | ER32 | Collet | 16-15mm | 3-171-816 | 16mm in | $20.75 | 0.016 m | Spring | ER |
| ER32 Metric Spring Collet, 13mm, Import | ER32 | Collet | 13-12mm | 3-171-813 | 13mm in | $20.75 | 0.013 m | Spring | ER |
| ER40 Metric Spring Collet, 10mm, Import | ER40 | Collet | 9-10mm | 3-171-910 | 10mm in | $24.75 | 0.01 m | Spring | ER |
| ER32 Metric Spring Collet, 12mm, Import | ER32 | Collet | 11-12mm | 3-171-812 | 12mm in | $20.75 | 0.012 m | Spring | ER |
| Product | Collet Size | Description | Includes | Increments | Manufacturers Part Number | Number of Pieces | Price | Shank | Type | length |
|---|---|---|---|---|---|---|---|---|---|---|
| ER Spring Collet & Chuck Set - ER-11 - 9 Piece Set - 1/2" Chuck | ER11 | Collet Chuck Set | Collets 1/32, 1/16, 3/32, 1/8, 3/16, 7/32, 1/4 | 1/32" Nm | 7-171-1115 | 10 | $252.95 | 0.0127 m | 0.0127 m | 0.1575 m |
| Product | Collet Size | Description | Increments | Manufacturers Part Number | Number of Pieces | Price | Range | Size | Style | Type |
|---|---|---|---|---|---|---|---|---|---|---|
| R8 Spring Collet, 27 Piece Set 1/16 to 7/8" Round, Import | R8 | Collet Set | 1/32" Nm | 3.33E+06 | 27 | $760 | 1/16 to 7/8 by 32nds | Assorted | Spring | R8 |
| R8 Spring Collet, 19 Piece Set 2mm to 20mm by 1mm, Import | R8 | Collet Set | 1mm Nm | 3.331E+06 | 19 | $255.95 | 2mm to 20mm by 1mm | Assorted | Spring | R8 |
| R8 Spring Collet, 13 Piece Set 1/8 to 7/8" Round, Import | R8 | Collet Set | 1/16" Nm | 3.33E+06 | 13 | $148.95 | 1/8 to 7/8 by 16ths | 0.013 m | Spring | R8 |
| Product | Collet Size | Description | Increments | Number of Pieces | Price | Shank | Type | length |
|---|---|---|---|---|---|---|---|---|
| ER Spring Collet & Chuck Set - ER-16 - 11 Piece Set - R8 | ER16 | Collet Chuck Set | 1/32" Nm | 11 | $224.95 | R-8 | R8 | 0.1524 m |
| Product | Collet Size | Description | Manufacturers Part Number | Nominal Size | Price | Size | Style | Type |
|---|---|---|---|---|---|---|---|---|
| ER16 Spring Collet, 3/8" Import | ER16 | Collet | 7-171-169 | 0.009525 m | $14.49 | 0.009525 m | Spring | ER |
| ER40 Spring Collet, 3/16" Import | ER40 | Collet | 7-171-434 | 0.004762 m | $16.29 | 0.004762 m | Spring | ER |
| ER40 Spring Collet, 9/32" Import | ER40 | Collet | 3-171-440 | 0.007144 m | $24.75 | 0.007144 m | Spring | ER |
| ER16 Spring Collet, 11/32" Import | ER16 | Collet | 7-171-168 | 0.008731 m | $13.75 | 0.008731 m | Spring | ER |
| ER40 Spring Collet, 1/8" Import | ER40 | Collet | 7-171-430 | 0.003175 m | $16.29 | 0.003175 m | Spring | ER |
| ER25 Spring Collet, 1/2" Import | ER25 | Collet | 7-171-254 | 0.0127 m | $15.5 | 0.0127 m | Spring | ER |
| ER32 Spring Collet, 1/8" Import | ER32 | Collet | 7-171-330 | 0.003175 m | $15.69 | 0.003175 m | Spring | ER |
| ER25 Spring Collet, 7/16" Import | ER25 | Collet | 7-171-250 | 0.01111 m | $16 | 0.01111 m | Spring | ER |
| ER40 Spring Collet, 3/8" Import | ER40 | Collet | 7-171-446 | 0.009525 m | $16.29 | 0.009525 m | Spring | ER |
| ER40 Spring Collet, 7/8" Import | ER40 | Collet | 7-171-478 | 0.02222 m | $16 | 0.02222 m | Spring | ER |
| ER25 Spring Collet, 1/4" Import | ER25 | Collet | 7-171-238 | 0.00635 m | $16 | 0.00635 m | Spring | ER |
| ER16 Spring Collet, 1/8" Import | ER16 | Collet | 7-171-163 | 0.003175 m | $14.49 | 0.003175 m | Spring | ER |
| ER32 Spring Collet, 5/16" Import | ER32 | Collet | 7-171-340 | 0.007938 m | $15.79 | 0.007938 m | Spring | ER |
| ER11 Spring Collet, 1/16" Import | ER11 | Collet | 7-171-113 | 0.001587 m | $12.75 | 0.001587 m | Spring | ER |
| ER11 Spring Collet, 1/4" Import | ER11 | Collet | 7-171-122 | 0.00635 m | $13 | 0.00635 m | Spring | ER |
| ER40 Spring Collet, 1/4" Import | ER40 | Collet | 7-171-438 | 0.00635 m | $16.29 | 0.00635 m | Spring | ER |
| ER40 Spring Collet, 15/32" Import | ER40 | Collet | 3-171-452 | 0.01191 m | $24.75 | 0.01191 m | Spring | ER |
| ER25 Spring Collet, 5/16" Import | ER25 | Collet | 7-171-242 | 0.007938 m | $15.5 | 0.007938 m | Spring | ER |
| ER32 Spring Collet, 3/8" Import | ER32 | Collet | 7-171-346 | 0.009525 m | $16.25 | 0.009525 m | Spring | ER |
| ER40 Spring Collet, 3/4" Import | ER40 | Collet | 7-171-470 | 0.01905 m | $16 | 0.01905 m | Spring | ER |
| ER20 Spring Collet, 3/16" Import | ER20 | Collet | 7-171-207 | 0.004762 m | $14.75 | 0.004762 m | Spring | ER |
| ER32 Spring Collet, 3/16" Import | ER32 | Collet | 7-171-334 | 0.004762 m | $16.25 | 0.004762 m | Spring | ER |
| ER16 Spring Collet, 5/16" Import | ER16 | Collet | 7-171-167 | 0.007938 m | $13.75 | 0.007938 m | Spring | ER |
| ER40 Spring Collet, 1/2" Import | ER40 | Collet | 7-171-454 | 0.0127 m | $16.29 | 0.0127 m | Spring | ER |
| ER40 Spring Collet, 1" Import | ER40 | Collet | 7-171-486 | 0.0254 m | $16.79 | 0.0254 m | Spring | ER |
| ER16 Spring Collet, 5/32" Import | ER16 | Collet | 3-171-1630 | 0.003969 m | $16.75 | 0.003969 m | Spring | ER |
| ER32 Spring Collet, 1/4" Import | ER32 | Collet | 7-171-338 | 0.00635 m | $15.5 | 0.00635 m | Spring | ER |
| ER20 Spring Collet, 5/16" Import | ER20 | Collet | 7-171-213 | 0.007938 m | $15.25 | 0.007938 m | Spring | ER |
| ER32 Spring Collet, 1/2" Import | ER32 | Collet | 7-171-354 | 0.0127 m | $16.29 | 0.0127 m | Spring | ER |
| ER16 Spring Collet, 3/16" Import | ER16 | Collet | 7-171-164 | 0.004762 m | $13.75 | 0.004762 m | Spring | ER |
| ER25 Spring Collet, 5/32, Import | ER25 | Collet | 3-171-2338 | 0.003969 m | $17.75 | 0.003969 m | Spring | ER |
| ER25 Spring Collet, 1/8" Import | ER25 | Collet | 7-171-2337 | 0.003175 m | $15.5 | 0.003175 m | Spring | ER |
| ER32 Spring Collet, 3/4" Import | ER32 | Collet | 7-171-370 | 0.01905 m | $15.79 | 0.01905 m | Spring | ER |
| ER16 Spring Collet, 1/4" Import | ER16 | Collet | 7-171-166 | 0.00635 m | $14.49 | 0.00635 m | Spring | ER |
| ER32 Spring Collet, 5/8" Import | ER32 | Collet | 7-171-362 | 0.01588 m | $15.5 | 0.01588 m | Spring | ER |
| ER25 Spring Collet, 3/16" Import | ER25 | Collet | 7-171-234 | 0.004762 m | $15.5 | 0.004762 m | Spring | ER |
| ER16 Spring Collet, 9/32" Import | ER16 | Collet | 3-171-1663 | 0.007144 m | $17.25 | 0.007144 m | Spring | ER |
| ER25 Spring Collet, 11/32, Import | ER25 | Collet | 7-171-244 | 0.008731 m | $15.5 | 0.008731 m | Spring | ER |
| ER25 Spring Collet, 3/8" Import | ER25 | Collet | 7-171-246 | 0.009525 m | $15.5 | 0.009525 m | Spring | ER |
| ER25 Spring Collet, 9/32" Import | ER25 | Collet | 3-171-240 | 0.007144 m | $17.75 | 0.007144 m | Spring | ER |
| ER11 Spring Collet, 1/32" Import | ER11 | Collet | 7-171-112 | 0.0007937 m | $13.09 | 0.0007937 m | Spring | ER |
| ER40 Spring Collet, 5/16" Import | ER40 | Collet | 7-171-442 | 0.007938 m | $16.29 | 0.007938 m | Spring | ER |
| ER20 Spring Collet, 1/2" Import | ER20 | Collet | 7-171-223 | 0.0127 m | $14.75 | 0.0127 m | Spring | ER |
| Product | Collet Size | Description | Manufacturers Part Number | Number of Pieces | Price | Range | Size Range Detail | Style | Type |
|---|---|---|---|---|---|---|---|---|---|
| ER11 Spring Collet Set, 7 Piece, 1/32 to 1/4, Import | ER11 | Collet Set | 3-171-125 | 7 | $152.95 | 0.00635 m | 1/32, 1/16, 3/32, 1/8, 3/16, 7/32, 1/4 | Spring | ER |
| ER16 Spring Collet Set, 7 Piece, 1/8 to 3/8, Import | ER16 | Collet Set | 3-171-195 | 7 | $129.95 | 0.009525 m | 1/8, 3/16, 7/32, 1/4, 5/16, 11/32, 3/8 | Spring | ER |
| Product | Collet Size | Description | Manufacturers Part Number | Number of Pieces | Price | Range | Style | Type |
|---|---|---|---|---|---|---|---|---|
| ER32 Metric Spring Collet Set, 18 Piece, 3mm to 20mm, Import | ER32 | Collet Set | 3-171-895 | 18 | $397.95 | 0.02 m | Spring | ER |
| ER16 Metric Spring Collet Set, 10 Piece,1mm to 10mm, Import | ER16 | Collet Set | 3-171-595 | 10 | $182.95 | 0.01 m | Spring | ER |
| Product | Collet Size | Description | Manufacturers Part Number | Price | Shank | Type | dimension | length |
|---|---|---|---|---|---|---|---|---|
| ER16 Spring Collet Chuck with R8 Shank | ER16 | Collet Chuck | 7-171-1608 | $91.95 | R8 | R-8 | 0.032 m | 0.03785 m |
| Product | Collet Size | Number of Pieces | Price | Type |
|---|---|---|---|---|
| ER Spring Collet & Chuck Set - ER-32 - 8 Piece Set - R8 | ER32 | 8 | $201.95 | R8 |
| ER Spring Collet & Chuck Set - ER-40 - 17 Piece Set - MT3 | ER40 | 17 | $336.95 | MT3 |
| ER Spring Collet & Chuck Set - ER-40 - 17 Piece Set - MT4 | ER40 | 17 | $306.95 | MT4 |
| ER Spring Collet & Chuck Set - ER-11 - 9 Piece Set - 3/4" x 6" Chuck | ER11 | 9 | $161.95 | 3/4" x 6" |
| ER Spring Collet & Chuck Set - ER-32 - 14 Piece Set - #40 | ER32 | 14 | $259.95 | #40 |
| ER Spring Collet & Chuck Set - ER-40 - 10 Piece Set - R8 | ER40 | 10 | $199.95 | R8 |
| ER Spring Collet & Chuck Set - ER-11 - 9 Piece Set - 3/4" x 4" Chuck | ER11 | 9 | $152.95 | 3/4" X 4" |
| ER Spring Collet & Chuck Set - ER-11 - 9 Piece Set - 3/4" x 2-1/2" Chuck | ER11 | 9 | $152.95 | 3/4" X 2-1/2" |
| Product | Collet Size | Number of Pieces | Price | Type | length |
|---|---|---|---|---|---|
| ER Spring Collet & Chuck Set - ER-16 - 12 Piece Set - CAT40 | ER16 | 12 | $277.95 | CAT40 | 0.0635 m |
| ER Spring Collet & Chuck Set - ER-32 - 20 Piece Set - CAT40 | ER32 | 20 | $428.95 | CAT40 | 0.08128 m |
| ER Spring Collet & Chuck Set - ER-25 - 17 Piece Set - CAT40 | ER25 | 17 | $374.95 | CAT40 | 0.06985 m |
| ER Spring Collet & Chuck Set - ER-40 - 25 Piece Set - CAT40 | ER40 | 25 | $595 | CAT40 | 0.06985 m |
| ER Spring Collet & Chuck Set - ER-40 - 17 Piece Set - #40 | ER40 | 17 | $369.95 | #40 | 0.05994 m |
| ER Spring Collet & Chuck Set - ER-40 - 10 Piece Set - #40 | ER40 | 10 | $204.95 | #40 | 0.05994 m |
| ER Spring Collet & Chuck Set - ER-40 - 17 Piece Set - #30 | ER40 | 17 | $294.95 | #30 | 0.06985 m |
| Product | Collet Standard | DDiameter | Price | dShank | length |
|---|---|---|---|---|---|
| Amana Tool CO-415 9-10mm Dia. High Precision CNC Spring Collet for RDO-20, SYOZ-20 and EOC12 Tool Holders | RDO-20 / SYOZ-20 / EOC12 | 0.0196 m | $29.12 | 9-10mm | 0.034 m |
| Amana Tool CO-411 3-4mm Dia. High Precision CNC Spring Collet for RDO-20, SYOZ-20 and EOC12 Tool Holders | RDO-20 / SYOZ-20 / EOC12 | 0.0196 m | $29.12 | 3-4mm | 0.034 m |
| Product | Description | Manufacturers Part Number | Price | Size | Style | Type |
|---|---|---|---|---|---|---|
| R8 Spring Collet, 3mm Round - Metric, Import | Collet | 7-169-603 | $17.25 | 0.003 m | Spring | R8 |
| R8 Spring Collet, 1/2" Round, Import | Collet | 1.995E+06 | $17.75 | 0.0127 m | Spring | R8 |
| R8 Spring Collet, 3/16" Round, Import | Collet | 1.995E+06 | $17 | 0.004762 m | Spring | R8 |
| R8 Spring Collet, 17/32" Round, Import | Collet | 1.995E+06 | $16.25 | 0.01349 m | Spring | R8 |
| R8 Spring Collet, 1/8" Round, Import | Collet | 1.995E+06 | $17 | 0.003175 m | Spring | R8 |
| R8 Spring Collet, 10mm Round - Metric, Import | Collet | 7-169-610 | $18.5 | 0.01 m | Spring | R8 |
| R8 Spring Collet, 9/16" Round, Import | Collet | 1.995E+06 | $16 | 0.01429 m | Spring | R8 |
| R8 Spring Collet, 1/4" Round, Import | Collet | 1.995E+06 | $17 | 0.00635 m | Spring | R8 |
| R8 Spring Collet, 11mm Round - Metric, Import | Collet | 7-169-611 | $16.5 | 0.011 m | Spring | R8 |
| R8 Spring Collet, 19/32" Round, Import | Collet | 1.995E+06 | $15.5 | 0.01508 m | Spring | R8 |
| R8 Spring Collet, 3/32" Round, Import | Collet | 1.995E+06 | $15.5 | 0.002381 m | Spring | R8 |
| R8 Spring Collet, 5/32" Round, Import | Collet | 1.995E+06 | $16.25 | 0.003342 m | Spring | R8 |
| R8 Spring Collet, 5/16" Round, Import | Collet | 1.995E+06 | $16.25 | 0.007938 m | Spring | R8 |
| R8 Spring Collet, 21/32" Round, Import | Collet | 1.995E+06 | $15.5 | 0.01667 m | Spring | R8 |
| R8 Spring Collet, 3/8" Round, Import | Collet | 1.995E+06 | $17 | 0.009525 m | Spring | R8 |
| R8 Spring Collet, 2mm Round - Metric, Import | Collet | 7-169-602 | $15.75 | 0.002 m | Spring | R8 |
| R8 Spring Collet, 1" Round, Import | Collet | 1.995E+06 | $17 | 0.0254 m | Spring | R8 |
| R8 Spring Collet, 1/16" Round, Import | Collet | 1.995E+06 | $15.5 | 0.001587 m | Spring | R8 |
| R8 Spring Collet, 7/8" Round, Import | Collet | 1.995E+06 | $16 | 0.02222 m | Spring | R8 |
| R8 Spring Collet, 14mm Round - Metric, Import | Collet | 7-169-614 | $16.5 | 0.014 m | Spring | R8 |
| R8 Spring Collet, 12mm Round - Metric, Import | Collet | 7-169-612 | $16.5 | 0.012 m | Spring | R8 |
| R8 Spring Collet, 13/32" Round, Import | Collet | 1.995E+06 | $15.5 | 0.01032 m | Spring | R8 |
| R8 Spring Collet, 5/8" Round, Import | Collet | 1.995E+06 | $17.5 | 0.01588 m | Spring | R8 |
| R8 Spring Collet, 15/32" Round, Import | Collet | 1.995E+06 | $16.25 | 0.01191 m | Spring | R8 |
| R8 Spring Collet, 3/4" Round, Import | Collet | 1.995E+06 | $17 | 0.01905 m | Spring | R8 |
| Product | Description | Price | length |
|---|---|---|---|
| Amana Tool CO-ER20 4-Pc High Precision CNC 1/8, 1/4, 3/8 & 1/2 Inch D x 32mm Long Spring Collet Collection for ER20 Nut | 4-Pc CNC Spring Collet Collection (Save 20%) | $89.24 | 0.032 m |
| Amana Tool CO-ER25 5-Pc High Precision CNC 1/8, 3/16, 1/4, 3/8 & 1/2 Inch D x 34mm Long Spring Collet Collection for ER25 Nut | 5-Pc CNC Spring Collet Collection (Save 20%) | $111.78 | 0.034 m |
| Amana Tool CO-ER32 4-Pc High Precision CNC 1/4, 3/8, 1/2 & 3/4 Inch D x 30mm Long Spring Collet Collection for ER32 Nut | 4-Pc CNC Spring Collet Collection (Save 19%) | $111.33 | 0.04 m |
| Amana Tool CO-ER40 4-Pc High Precision CNC 1/4, 3/8, 1/2 & 3/4 Inch D x 46mm Long Spring Collet Collection for ER40 Nut | 4-Pc CNC Spring Collet Collection (Save 20%) | $132.39 | 0.046 m |