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Drilling a straight hole can be difficult because you can only see one side of the bit at a time. Without a lot of practice, many of the holes end up...
Basically what you need to make the guide is 2 wood blocks, 2 mirrors and a means of sticking them together. In my case, I used double stick carpet t...
I happened to have a couple 3/4" thick scraps already glued together from a previous box joint project which was convenient. But starting from scratc...
To use the guide simply place it behind the bit and bring all four bits you see into alignment with each other. In the first picture it is obvious th...
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Sharpen Your Drill Bitsby Phil B
Garage Entry Accident Avoidance Guidesby allie.fauer
Build Laser Cutterby fishy8082
Beer-view mirrorby Benstar
Backstage Mirrorby lauriethepigeon
Airline-portable 8" Dobsonian telescopeby arpruss
Multifacet parabolic solar concentratorby jarney1
Exlas Laser Mirror Alignment (Ace Monster Toys)by rachel
ICARUS: The Analog Heliostatby Renard_Bleu
Recycled Parlor Kaleidoscopeby nevets_mcd
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