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Revive your Dremel tool bits
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| Dremel sanding drums and tool bits can easily become glazed and dulled with normal use, especially if you grind a lot of plastic and Lexan. These materials melt quite easily from the friction of the sanding, and that can leave a mess of melted plastic on the drum. I’ve seen racers throw away those bits, and that is a waste. You can usually bring a Dremel bit back to life by grinding the surface with a diamond-faced file (available at most hardware stores). Install the bit on the Dremel, and spin it at 3/4 speed. Use the file to remove the glazed-over sections or melted plastic. | |
Dremel sanding drums and tool bits can easily become glazed and dulled with normal use, especially if you grind a lot of plastic and Lexan. These materials melt quite easily from the friction of the sanding, and that can leave a mess of melted plastic on the drum. I've seen racers throw away those bits, and that is a waste. You can usually bring a Dremel bit back to life by grinding the surface with...
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