Bridgeport Series 1 is renowned for its cost effective versatility, ideal both for tool-room and production work. This machine accommodates simple and complex work by allowing the tool to be positioned and orientated for compound axis machining. Both types have a 5 inch hard-chrome plated R8 quill that is ground and lapped to the main casing honed bore. |
BR J Belt Change Bridgeport Mill The 12 speed V-belt drive' variant is excellent for slower work (67 to 2300rpm), with power supplied through a strong and reliable back-gear assembly. |
BR 2J Vari Speed Bridgeport - This has the advantage of two infinitely variable speed ranges (50 to 450 rpm, 450 to 3750 rpm). The head setting dial is used to select the speed whilst the motor is running
- Quick-action drilling and fine-feed quills. The handles of both the quick-action drilling and wheel operated fine-feed are detachable
- Three rates of power feed, down and up are provided
- The brake slows the spindle rapidly from high speed and can be locked for tool changes
- A clutch is designed to slip in overload conditions, protecting the spindle from damage
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| Table Travel: |
| Spindle rpm | Table size: | Long hand: | Across: | Vertical (knee): | Head vertical travel (quill): |
| Bridgeport BR J milling machine | 67 - 2300 | 42" x 9" | 30" | 12" | 16" | 5" |
| Bridgeport BR 2J milling machine | 50 - 3750 | 42" x 9" | 30" | 12" | 16" | 5" |
