About this product
1. T.I.R. ≤ 0.0001" at collet face
2. Rear thread for pull stud is 1" - 8
3. Balanced to G6.3 at 15000 rpm
4. Works on all CAT50 ER20 machines
5. Projection: 4"
6. Finish: Black Oxide
1. T.I.R. ≤ 0.0001" at collet face
2. Rear thread for pull stud is 1" - 8UNC
3. All critical tool holder surfaces precision ground and black oxide.
4. Through-spindle coolant capability.
5. Collet nut is included.
6. Works on all CAT50 machines.
7. Tool holder is Balanced to G6.3 at 15,000 rpm.
8. Constructed of alloy steel hardened to 56 – 60 HRC for long, durable service life.
9. AT3 or better accuracy standard taper specification for maximum contact with spindle.
| Condition | Brand New | Balance Spec | G6.3 @ 15,000 rpms |
| Model Number | CAT50-ER20-4 | Collet Range | 3/64" - 1/2" |
| Taper Size | CAT50 | TIR | ≤0.0001" |
| Collet Size | ER20 | L1 | 4" (100mm) |
| Material | 20CrMnTi | L | 8" |
| Coolant Thru | Yes | d | 1-11/32" |
| SKU | RGT-CAT50200100 | Net Weight | 6.4 lbs |
| Finish | Black Oxide | Gross Weight | 6.6 lbs |