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I am making a machine for making piano bass strings. What I need is some ideas of how to make a chuck for gripping the centre core of piano wire to hold it under tension. A drill chuck would not be suitable.

I am making a set of pistons 2.65" dia and need to cut ring grooves 0.85mm (0.334") wide and 3.8mm (0.150") for the top rings. What sort of tooling would you use? The material is aluminium. I am using the lathe as a tool grinder but the hss tools that I am making keep breaking. Is carbide the...

I have to make my own pins. They are 9/16" x 2. 3/8 long which will be case hardened. Any ideas for lapping to the high finish required? I have some cast iron bar that I can use to make laps and some coarse carborundum but how will I get the fine finish?

I want to make SS from cat litter and liquid drain lye. All the recipes seem to use the dry type. One recipe is thus: 320g lye 800ml water 480g cat litter How should I compensate for the liquid lye? It is for making cores when I do cast iron in greensand.

I am in Bellac 87 Haute Vienne Need help finding greensand and refractory suppliers. Humphrey

Hi Guys, long time. Since my last project making oil pumps for a vintage Austin, I am attempting to make the elliptical bezels for Hobson Telegage fuel gauges. I am using Mansbond oil tempered sand and the bezel sections are 6.5mm wide 90deg triangular section 85mm high and 45mm wide. I have...

Just a short vid of my furnace that I built last year. http://www.youtube.com/watch?v=MtfCdnO2faA

I found this link. Could be interesting to make and use. http://www.nzmeccano.com/MMviewer.php

I want to make a small power weaving loom for weaving 1" ribbon. I found very little about construction details except for a 1922 copy of a book on cd rom that supposes prior knowledge. I think that I can make the Jacquard head that controls the patterning through punched cards. Are there any...

How much does the collet stick out from the spindle? I am making a shaft for a milling machine. (about 1/8"/1/4"/none/ etc)

I just finished this in three days including casting. All the machining was done on the Atlas. http://i208.photobucket.com/albums/bb251/humph7ey/Steady007.jpg http://i208.photobucket.com/albums/bb251/humph7ey/Steady006.jpg http://i208.photobucket.com/albums/bb251/humph7ey/Steady004.jpg...

I have a 10 tpi 1" BSW tap that I could use to generate a worm wheel on my lathe. Any idea what diameter of wheel I should try? I want a 60 tooth wheel for a dividing head. Does 10 tpi equate to a gear DP at all? I have not tried this before but hoping it can be done. I will be casting my own...

Hi guys. This is my first post here with the start of a new hobby. I live in central France where materials can be quite expensive due to shipping charges. I lined the tank with firebricks from an old incinerator. The pics will be self explanatory