product description
Arbor for Milling Machine – Threaded
Range of quality arbors for use in a variety of chuck and machine combinations.
- Ideal for fitting a drill chuck to a mill.
- Tapped for mill drawbars.
- An essential addition.
- Select the size you require from the drop down list above.
Guide to machine compatibility below.
Types available
Item No. | Machine taper | Chuck taper | Thread |
| 8918.3/8 | 2MT | B16 | 3/8″ Whit. |
| 8918.10 | 2MT | B16 | 10mm |
| 9411.3/8 | 3MT | B16 | 3/8″ Whit. |
| 9411.12 | 3MT | B16 | 12mm |
| 5412 | 3MT | B18 | 12mm |
| 8129A | R8 | B16 | 7/16″ Unf |
| 8130B | R8 | B18 | 7/16″ Unf |
Drill chucks to suit these arbors available on these pages: Key drill chucks / Keyless drill chucks
Recommended arbor sizes to fit Warco milling machines
2MT machines eg WM 12, WM 14, WM 16
- 2MT B16 tapped either 3/8″ (8918.3/8) or 10mm (8918.10).
3MT machines eg Major, Major GH
- 3MT B16 tapped either 3/8″ (9411.3/8) or 12mm (9411.12) for B16 drill chuck.
- 3MT B18 (5412) for B18 drill chuck.
R8 machines eg GH 18, GH Universal, Super Major, WM 20, WM 40
- R8 B16 (8129A) for B16 drill chuck.
- R8 B18 (8130B) for B18 drill chuck.
More information
- To select the correct arbor to match a particular drill chuck, the key thing is that the arbor taper matches that of the drill chuck. For example, a B16 drill chuck requires a B16 arbor. A B16 drill chuck would not be compatible with a B18 arbor.
Also available
- Arbors for ISO30 & ISO40 milling machines
- Arbors for lathes & drilling machines
- Keyed drill chucks
- Keyless drill chucks








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