About this product
1. T.I.R. ≤ 0.00012"
2. Balanced to 25000 RPM @ G2.5
3. Projection Length: 6.299" (160mm)
4. Works on all HSK63A Machines
5. Collet chuck accepts all ER20 collets
1. Collets are available for: drilling, milling, coolant thru, and high-speed applications.
2. Use “Power Coat” nuts to increase the holding power and safety of your tool holders.
3. All critical tool holder surfaces precision ground
4. Constructed of alloy steel hardened to 58 – 62 HRC for long, durable service life.
5. Coolant thru capability
| Model | HSK63A-ER20B-160 | Thru Coolant | Yes |
| Taper Size | HSK63A | T.I.R. | 0.0001" |
| Collet Series | ER20 | Max. RPM Balanced To | G2.5 25000RPM |
| Collet Range | 0.039" - 0.511" | Material | 20CrMnTi |
| 1 - 13mm | |||
| Nut Diameter (D1) | 1-11/32" | N.W. | 3.07 lbs. |
| 34mm | |||
| Projection Length (L1) | 6-19/64" | G.W. | 3.2 lbs. |
| 160mm | |||
| Max. Depth of Insertion (H) | 3-15/16" | Meas | 2.83" x 2.83" x 8.11" |
| 100mm |