Motor, became a much more useful: 95, 192, 370, 505, 755, 1030,.p.m.
Failing that, a forever-and-forever grade of Loctit, say a 638, should work - or, in a final act of desperation, drilling up through the chuck body into the end of the spindle, the hole so formed being tapped with a thread and the chuck bolted.
Early models of the Bantam, Mercury and Speedway all had four spindle speeds, an A-section V-belt running over balanced pulleys in cast iron guarded by an easily-opened, front-hinged cover.
This unit, offered as an extra on all models, doubled the number of speeds that, when driven by a standard 1425.p.m.1 Morse taper - the unit being held in place by the threaded ring employed holding the standard-t, 1/2" chuck onto its short J33 taper.To ensure customer satisfaction with ford products, proper service and maintenance by ford Technicians is essential.Bantam - Workshop Manual, foreword, this workshop manual is intended for use by Service Technicians of authorized.While having any sort of screw-on extension on the nose of a drill is something of a drawback on the bench models with their limited clearances between spindle and taper, on the pillar versions it made some sense in allowing stocks.Single or three-phase motor, in which case the revolutions fell to a more manageable 350, 890, 1430,.p.m.2002 Ford Motor Company of Southern Africa (PTY) Ltd.Startrite EFI Geared-head Drill, startrite Bandsaws, startrite Manuals.Prices of the bench drills in the mid 1960s when fitted 3-phase motors were 44 : 15s : 0d for a Mercury and 64 : 15s : 0d for a Speedway.The advantage of the system was that it provided a quick way of mounting other than drill bits in place, for example, sanding drums and router bits and, should the drill have been pressed into use for light milling, it ensured that the chuck would.Unlike the drills from many competitors, the Startrite had a proper spring-loaded oil seal at the bottom of the quill While it appears that all versions of the Mercury pillar models used a 60-inch long, 2-75-inch diameter ground-finished steel tube, the Speedway had the option.At the time, the only makers known to have been producing such a combined screw-and-taper retained chuck were two American companies Jacobs (with their Type 34-33C) and Supreme - together with one German, Rohn.did nothing of course to address the problem of the speeds being too fast.
However, a much more important development was the introduction of a compact, epicyclic speed-reducing gearbox built around the spindle nose.One unusual fitting on the Mercury was the use of two coil extension springs to return the quill - the Speedway using the more normally-fitted clock type.Motor, the speeds provided were set rather on the high side for general metal-working use, being 530, 890,.p.m.Although, if a replacement chuck with the threaded section is not available, an ordinary one can be used, though as the J33 taper does not have a good reputation it may be that a solution can be found by carefully lapping it on with.Morse taper drills to be pressed into service.Bulletins, Service Information sheets or supplementary volumes.The manufactures reserve the right to alter the manual's specifications and contents without obligation or advance notice.As modifications affecting service occurs, Dealers will be issued with Technical.Drills fitted with the speed-reduction gearbox also appear to have come, as standard, with two modifications:.If the epicyclic gearbox was fitted, giving a range of eight or ten speeds, the invoice would have shown an additional charge of between 26 and 30 : 15s : 0d depending upon the particular model - a considerable increase.One unusual aspect of both the Bantam and Mercury was the availability of a spindle nose-piece adapter formed with.Consequently it is important that service personnel fully understand the contents of this manual, which should be kept in a place for quick and easy reference.On the 5-speed models and 95, 192, 370, 505, 755,1030,.p.m.
Later versions of the Bantam and Mercury (thought not the Speedway, that was always a 4-speed) were somewhat improved by the availability of five speeds, though the range - 530, 890, 1430,.p.m.
Ford Dealers to help them provide efficient and correct service and maintenance of bantam vehicles.
However, it is believed that the makers offered an alternative, slower set, more suitable for general metal working.
The simple Bantam was not alone in the market place, with other manufacturers also listing similar, low-cost drills to a basic specification - usually starting during the late 1940s and continuing into the 1950s - examples being the aptly named "Junior" by both.