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    Colchester Master 6_1/2" Square head - Metric / Imperial Hand Wheels

    Hi all, I just wanted to share an observation about my 6_1/2" master. (Mch. No. F 3/73617X .. 1972) I'm in the process of making the missing parts for a taper attachment for the lathe. One item is the cross slide screw which is a dual start LH acme thread and appears to be 10TPI. But this then...
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    L0 Integrated backplate for a 9_1/2” Pratt Power chuck - Homemade tools

    Rather than buying 10” diameter semi-finished back plate, which are quite expensive to buy in Europe. I though It would be nice to make one myself. This way I would not have to compromise with the amount of overhang from the headstock. The rear of the chuck showing the 6 outer and 3 Inner...
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    Demanders RB350 Rotary Table - Vertical Mount Bracket

    Hi All, I'm in the process of rebuilding a Demanders rotary table. On one end there are 4x M14 tapped holes and machining that gives the impression that there is some form of bracket for mounting vertically. If anyone has any info or pictures for such a bracket this would be greatly received...
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    Brierley ZB25 drill grinder - Cams

    Just finished measuring the 2x cams that I have, the Standard RH 2 Flute cam (2) and the RH Step Drill Cam (6) Measured on a rotary table with cam rotating Clockwise when viewed from above. '0' angle is at the index pin. 10 Degree increments, dropping to 5 degree at the critical transitions...
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    Brierley ZB-25 drill grinder Setting Gauge Size Help

    Hi all, I have a ZB25 but I'm missing the setting gauge. I'm therefore looking for help with the sizes so I can make a replacement. If anyone can post the sizes as per my picture below that would be great. The rest I can scale. Many thanks in advance. Howie
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