Skip to content
Contact Us Jewelry School Partners Frequently Asked Questions Submit Tax Exemption
Flask Extenders - Otto Frei
Otto Frei

Flask Extenders

Part # 121.797 5 In Stock Weight -- lb / -- g
$16.50
Volume pricing
Total qty Discount Per unit You save
1 – 2 — $16.50 —
3 – 4 5% off $15.67 $0.83
5 – 9 10% off $14.85 $1.65
10 + 12% off $14.52 $1.98
Add 2 more for 5% off, saves another $0.83 each.
Select Size: 2-1/2"

Flask extenders are placed over the top of casting flasks to prevent spillover of investment during vacuuming. These reusable flask extenders replace masking tape, offering a cleaner, more reliable solution for investment casting preparation.

Features

  • Prevents investment spillover during vacuum investing
  • Reusable design eliminates the need for masking tape
  • Available in four sizes to fit common casting flask diameters

Available Options

Part # Size
121.790 4"
121.797 2-1/2"
121.798 3"
121.799 3-1/2"
California Prop 65 Warning California Prop 65 Warning:
Cancer and Reproductive Harm. www.P65warnings.ca.gov.
Brand
Otto Frei
Part #
121.797
Type
Casting Flasks
Country of Origin
India
Dimensions
4 in x 0.5 in x 1 in