here is my small picture intensive tutorial
two hammers.... large one is made of W1 3/4 inch round stock....
small is 1/2 inch O1 round stock

Now to drill
note the marks to line up.... ... hammer head is divided in 3... it is first drilled with 1/8 jobber bit.... the drilled again with 1/4 inch bit




the jobber bit is stiff and drills a very straight pilot hole...
now for the W1 hammer.......start the same with 1/8 pilot hole....... then switch to longer 1/8.... then move to the shop vise to drill with a pistol drill..... the pistol drill had a 3/8 inch bit..... with the pilot hole it should drill straight with some guidance...





to put the pein on the back of the hammer..... i'll stock reduce this... becareful and use safety glasses....... it is ground on a 10 inch wheel...



Now to cut it off...... with a hack saw


Now to see both...... they need to be dressed flat

to dress them flat... a 9 inch disc grinder does a marvelous job.... just hold on tight...


I like to file the hole to be abit of an oval shape...


http://i43.photobuck...er/DSC03778.jpg
I realize that you can have a square socket on these......but that would involve forging and using a square drift.... which maybe out of some peoples ability... so the oval hole does very good instead ...
Fire fire fire
http://i43.photobuck...er/DSC03780.jpg
this is my pipe forge..... uses a 3/4 inch T-rex burner........ very handy to have
the buns are ready for the oven
http://i43.photobuck...er/DSC03781.jpg
let take a peek
http://i43.photobuck...er/DSC03783.jpg
getting close to temp....... when they hit the right heat.......a magnet will not stick to the steel.... hold it at that temperature for a rocknroll song....... then quench
http://i43.photobuck...er/DSC03784.jpg
Now quench in warm canola oil for the O1 hammer head
http://i43.photobuck...er/DSC03785.jpg
http://i43.photobuck...er/DSC03786.jpg
Now for the W1
http://i43.photobuck...er/DSC03787.jpg
http://i43.photobuck...er/DSC03788.jpg
with this.......I quench first in a small can of warm water till the face color is gone 3 seconds.......as W1 needs a fast quench......... then quickly into the oil
http://i43.photobuck...er/DSC03791.jpg
Test is for hardness........ you put in vise and see if the file bites ........in this case it skates on the hammer face like ice on glass
hard stuff...
http://i43.photobuck...er/DSC03793.jpg
now temper in the oven on a cookie sheet...... 400 F for 1 hour......... and temper at 425 to 450F next time..... depending on how hard you want the hammer face to be ?
http://i43.photobuck...er/DSC03795.jpg
Part two will be on making the handle to fit the hammer head........ take care and hope you enjoyed it
Greg
Oh...the final result should look like this one i put on a previous post...
http://i43.photobuck...pt/DSC03736.jpg
just to give you an idea
Greg

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