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Drill block 3DP question

PeterT

Ultra Member
Premium Member
I bought a 15pc set of premium 'roasted yellow' M35 cobalt drills off Ali that was a throw-in, on sale with another item. It finally made it through the bunged up CP strike plumbing. (Now just watch, they will manage to lose my $100 item, but I digress). Turns out they are actually decent. But they came in a thin plastic bag. Not false advertising, I just failed to realize - no drill case.

I'm not going to throw more money at it for a case so I drew up a sketch to use my standard method of drilling a block of wood which has served me well over the years. There is actually some layout considerations for spacing progressive increment sized objects but that's another subject. The issue is the paper I leave stuck on the wood to a) guide my hole-making and b) remain on for drill size ID ends up curling or degrading over time. Just wondering, I could call in a 3DP favor but I'd have to tweak the design a bit. I would increase the hole size just a bit for clearance. Increase the block depth a bit, make a drill 'bottom' vs through hole, maybe even shell it to save materials. But before I go down that path I'm just wondering, the drill size numbers are extrude-cut into the surface 1mm (I could make it anything). Would this relief show up visibly enough, or is that where those higher end multi-color printers are required? I probably could have had this thing made in the amount of time I typed. But if anyone wants an STL for their metric drills rolling around in a drawer let me know.
 

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Depending on how large the overall block is and the relative size of the lettering it might well show up. I think the challenge is reading it. Could you fill the letters with a contrasting crayon colour maybe?
 
I bought a 15pc set of premium 'roasted yellow' M35 cobalt drills off Ali that was a throw-in, on sale with another item. It finally made it through the bunged up CP strike plumbing. (Now just watch, they will manage to lose my $100 item, but I digress). Turns out they are actually decent. But they came in a thin plastic bag. Not false advertising, I just failed to realize - no drill case.

I'm not going to throw more money at it for a case so I drew up a sketch to use my standard method of drilling a block of wood which has served me well over the years. There is actually some layout considerations for spacing progressive increment sized objects but that's another subject. The issue is the paper I leave stuck on the wood to a) guide my hole-making and b) remain on for drill size ID ends up curling or degrading over time. Just wondering, I could call in a 3DP favor but I'd have to tweak the design a bit. I would increase the hole size just a bit for clearance. Increase the block depth a bit, make a drill 'bottom' vs through hole, maybe even shell it to save materials. But before I go down that path I'm just wondering, the drill size numbers are extrude-cut into the surface 1mm (I could make it anything). Would this relief show up visibly enough, or is that where those higher end multi-color printers are required? I probably could have had this thing made in the amount of time I typed. But if anyone wants an STL for their metric drills rolling around in a drawer let me know.
Even if you print the holes the exact size you can then use the drill to 'clean' them out which will then result in a nice smooth fit.
I've found raised letters often work better. Print it in say white. Paint the whole thing and then sand the paint off the raised letters making them look white.
 
Ah, raised text makes more sense. I'll file that thought.
Thanks for the nice offer @lucsimoneau I had some free time in the shop & just banged it out of 1/2" MDF. My 'subtractive technology' print time is remarkably fast HaHa. I sprayed the paper with some art fixative, maybe that will keep lasting longer.
 

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