HP spade drills and Universal spade drills fit into the Universal holders.
Features:
| # MFG | 20421-1000 |
| Flute Length (Inch) | 3-1/2" |
| HP Reference Length (Inch) | 3-25/32" |
| Overall Length (Inch) | 7" |
| Shank length (Inch) | 3-1/2" |
| Maximum Diameter (Inch) | 1-3/4" |
| Minimum Diameter (Inch) | 1-1/4" |
| Shank Diameter (Inch) | 1" |
| Series | B |
| Shank Type | Lathe |
| Flute Type | Straight |
| Length Type | Short |
| Deep Hole | No |