Product Description
* Mandrel No.1 and No. 4 have a No. 3 - 48 thread and hex nut flange.
* Mandrel No. 6 has a No.5 - 40 thread and hex nut flange.
* Mandrel No. 9 has a No. 5 screw thread， and a fixed shoulder flange.
* Maximum Safe Speed 25，000 Revolutions per Minute with 1/2" overhang or less (exposed mandrel length). For each additional 1/4" of overhang the Maximum Safe Speed is decreased by at least 20%.
* Mandrel No. 6 has a No.5 - 40 thread and hex nut flange.
* Mandrel No. 9 has a No. 5 screw thread， and a fixed shoulder flange.
* Maximum Safe Speed 25，000 Revolutions per Minute with 1/2" overhang or less (exposed mandrel length). For each additional 1/4" of overhang the Maximum Safe Speed is decreased by at least 20%.
| Orde # | Manufacturer | Description |
| 9940001 | MATZ USA | Model No: 1， Shank: 3/32"， For Hole: 1/16"， For Point No: 4， 6， 8， 10 |
| 9940004 | MATZ USA | Model No: 4， Shank: 1/8"， For Hole: 1/16"， For Point No: 4， 6， 8， 10 |
| 9940006 | MATZ USA | Model No: 6， Shank: 1/8"， For Hole: 1/8"， For Point No: 11， 12， 14， 15 |
| 9940009 | MATZ USA | Model No: 9， Shank: 1/4"， For Hole: 1/8"， For Point No: 11， 12， 14， 15 |
NOTE: Our manufacturers are continuously trying to improve their products and it is possible that some tools may undergo dimensional changes without prior notice. All technical data is based on information supplied by our manufacturers and is provided by us for your guidance.
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