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 Blackthorn, Inc. |
STEPPED HOLEFORMERS
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HOLE SIZE SMALL TO LARGE (A TO B)
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10" Stepped to 16" (small step 3")
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12" Stepped to 18" dia. (small step 2") or (small step 4")
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12" Stepped to 20" (small step 3")
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15" Stepped to 20" (small step
3")
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15" Stepped to 22" dia. (small step 2") or (small step 4")
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15" Stepped to 24" (small step 3")
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16" Stepped to 20" (small step
2")
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*
18" Stepped to 22" (small step
2")
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18" Stepped to 24" (small step
2")
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18" Stepped to 26" dia. (small step 3") or (small step 4")
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18" Stepped to 28" (small step
3")
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21" Stepped to 30" (small step
3")
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* 24" Stepped to 34" (small step 3")
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*
27" Stepped to 34" (small step
4")
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30" Stepped to 40" (small step
3")
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30" Stepped to 42" (small step
2")
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36" Stepped to 48" (small step
3")
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* 42" Stepped to 54" (small step 4")
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* 48" Stepped to 62" (small step 4")
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* Closed backs are standard (available in all other sizes)
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ALL
PARTS ARE BRACED to assist in their removal.
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Fiberglass hole-former Attachments and Accessories
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Copyright 2008 - Blackthorn, Inc. - All Rights Reserved
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