Worried your tool shank is too small to install? The tool sleeve delivers the ideal fix for tiny drill bits without matching holders. This series adopts an auto-centering structure, which accurately aligns the central bore and keeps the center height uniform. An essential accessory for CNC lathes and conventional machining operations.
Screw Type Slot Type

| Type | D (mm) | d (mm) | D1 (mm) | L1 (mm) | L2 (mm) |
|---|---|---|---|---|---|
| Screw | 20 | 4,5,6,7,8,10 | 28 | 12 | 53 |
| Screw | 25 | 4,5,6,7,8,10,12,13 | 33 | 14 | 56 |
| Screw | 32 | 4 | 39 | 14 | 71 |
| Screw | 32 | 5,6,7,8,10,12,13,14,16 | 39 | 14 | 70 |
| Screw | 40 | 6,14,16,18,20 | 46.5 | 15 | 75 |
| Screw | 40 | 6,7,8,10,12, | 46.5 | 15 | 80 |
| Type | D (mm) | d (mm) | D1 (mm) | L1 (mm) | L2 (mm) | L3 (mm) | W (mm) |
|---|---|---|---|---|---|---|---|
| Slot | 20 | 12,13,14,16 | 28 | 12 | 53 | 42 | 10 |
| Slot | 25 | 14,16,18,20 | 33 | 14 | 56 | 42 | 12 |
| Slot | 32 | 18,20,25 | 39 | 14 | 70 | 58 | 14 |
| Slot | 40 | 25,32 | 46.5 | 15 | 75 | 65 | 14 |
| Slot | 50 | 32,40 | 60 | 15 | 85 | 74 | 16 |

| Model | Length (mm) | Diameter (mm) | Drill Clamping Range | Large End Inner Diameter |
|---|---|---|---|---|
| D25-MT1 | 60 | 30 | Ø8–Ø14 mm | Ø12.065 mm |
| D25-MT2 | 60 | 30 | Ø14–Ø23 mm | Ø17.780 mm |
| D25-MT3 | 90 | 30 | Ø23.1–Ø31.5 mm | Ø23.825 mm |
| D32-MT1 | 63 | 36 | Ø8–Ø14 mm | Ø12.065 mm |
| D32-MT2 | 70 | 36 | Ø14–Ø23 mm | Ø17.780 mm |
| D32-MT3 | 90 | 36 | Ø23.1–Ø31.5 mm | Ø23.825 mm |
| D32-MT4 | 110 | 36 | Ø31.6–Ø50 mm | Ø31.267 mm |
| D40-MT1 | 60 | 46 | Ø8–Ø14 mm | Ø12.065 mm |
| D40-MT2 | 70 | 46 | Ø14–Ø23 mm | Ø17.780 mm |
| D40-MT3 | 90 | 46 | Ø23.1–Ø31.5 mm | Ø23.825 mm |
| D40-MT4 | 110 | 46 | Ø31.6–Ø50 mm | Ø31.267 mm |
| D50-MT3 | 88 | 60 | Ø23.1–Ø31.5 mm | Ø23.825 mm |
| D50-MT4 | 115 | 60 | Ø31.6–Ø50 mm | Ø31.267 mm |
Suitable for U-drill, taper shank drill, drill extension rod, milling cutter and boring bar.
No parameter data available.