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We found 12 results matching your criteria.
Wax patterns are sprued and mounted on sprue bases prior to investing. Bases are available in three different designs and various sizes to fit the desired flask size.

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Rubber Sprue Base  2-1/2" Rubber Round-Button (C-Style) Sprue Base, 2-1/2" dia.
Our Price: $2.95
Sale Price: $2.50
You save $0.45!
Rubber Sprue Base  3" Rubber Round-Button (C-Style) Sprue Base, 3" dia.
Our Price: $6.00
Sale Price: $5.50
You save $0.50!
Rubber Sprue Base  3" Universal Sprue Base, 3" dia. Rubber Round-Button (B-Style)
Our Price: $2.95
Sale Price: $2.50
You save $0.45!
Rubber Sprue Base  3 1/2" Rubber Round-Button (C-Style) Sprue Base, 3 1/2" dia.
Our Price: $3.75
Sale Price: $3.38
You save $0.37!
Rubber Sprue Base  3 1/2" Sprue Base 3-1/2"
Our Price: $7.00
Sale Price: $5.75
You save $1.25!
Rubber Sprue Base  3 1/2" Universal Sprue Base, 3-1/2" dia. Rubber Round-Button (B-Style)
Our Price: $2.65
Sale Price: $2.15
You save $0.50!
Rubber Sprue Base  4" Rubber Round-Button (C-Style) Sprue Base, 4" dia.
Our Price: $4.73
Sale Price: $4.25
You save $0.48!
Rubber Sprue Base  4" Universal Sprue Base, 4" dia. Rubber Round-Button (B-Style)
Our Price: $3.10
Sale Price: $3.00
You save $0.10!
Rubber Sprue Base  4 1/2" Universal Sprue Base, 4-1/2" dia. Rubber Round-Button (B-Style)
Our Price: $5.60
Sale Price: $5.00
You save $0.60!
Rubber Sprue Base  5" Rubber Round-Button (C-Style) Sprue Base, 5" dia.
Our Price: $5.55
Sale Price: $4.74
You save $0.81!
Rubber Sprue Base  5" Universal Sprue Base, 5" dia. Rubber Round-Button (B-Style)
Our Price: $5.95
Sale Price: $4.82
You save $1.13!
Sprue Base 2C 2 X 3/8" Sprue Base 2C 2 X 3/8"
Our Price: $2.75
Sale Price: $2.75