About this product
1. T.I.R. ≤ 0.00024 at collet face
2. Through-spindle coolant capability
3. Rear thread for pull stud is 5/8"-11
4. Taper ground to high precision AT3 accuracy
5. Conform to DIN6499
1. T.I.R. ≤ 0.00024 at collet face
2. Rear thread for pull stud is 5/8"-11
3. All critical tool holder surfaces precision ground
4. Made from alloy structural steel hardened to HRC48 - 52 for long, durable service life
5. Taper ground to high precision AT3 accuracy
6. Collet nut is included
7. Through-spindle coolant capability
8. Collet Chuck accepts all ER20 collets
Size | NMTB40 | Style Name | ER20 Type |
SKU | BA0104016B | TIR | ≤ 0.00024" |
Through Coolant | YES | Collet Nut Diameter(D) | 1-21/64" |
Net Weight | 2.14 lbs | Collet Range (d) | 3/64" - 1/2" |
Gross Weight | 2.34 lbs | Projection (L1) | 2-9/16" |
Meas | 7.9 × 2.95 × 2.95 in. | Overall Length (L) | 6-15/64" |