On 12/4/2011 9:35 AM, Jim Lux wrote:
> On 12/3/11 4:02 PM, Roger wrote:
>> On 12/3/2011 6:47 PM, Mike wrote:
>>> Don't forget Harbor Freight have a Baking Soda Blaster, does a great job
>>> like a sand blaster without the damage: -)
>> It's just a sand blaster with a smaller nozzle. Many better quality
>> blasters have various size nozzles available.
>> OTOH soda will remove galvanizing if left on one spot too long or if the
>> air pressure is too high.
>> You can also replace the sand with small glass beads (bead blaster)
>> which works quite well.
> what about walnut shells?
They're another good one although usually used for polishing. With
enough pressure and the proper size I'd expect they'd work.
They're often used in a tumbler to polish brass.
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