
| ���Best | size range (inch and metric) | ||||||
| GTM Series Solid Thread Milling • Metric | series | size min–max | hole | operation | coolant | grade | shank |
| GTM11 | M3–M20 | WU13PV | 6535 HA | ||||
| GTM21 | M5–M16 | WU12PV | 6535 HA | ||||
| GTM31 | M4–M16 | WU12PV | 6535 HA | ||||
| GTM41 | M6–M24 | WU16PV | 6535 HA | ||||
| GTM41LH | M6–M12 | WU16PV | 6535 HA |
Better size range
Best (inch and metric)
| ���Best | size range (inch and metric) | ||||||
| GTM Series Solid Thread Milling • Inch | series | size min–max | hole | operation | coolant | grade | shank |
| GTM21 | #10–5/8" | WU12PV | 6535 HA | ||||
| GTM31 | 1/4–5/8" | WU12PV | 6535 HA | ||||
| GTM41 | 1/4–3/4" | WU16PV | 6535 HA |